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Boat Design Inventions & Patents
From Clixoo Boats – The Boats Guide @ Clixoo
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Boat Design Inventions & Patents
See Boat Patents Section of Clixoo Boats for all Boat Patent Resources
Boat Design
1
Articulated boat top assembly - An articulated boat top assembly is attached to a conventional boat and operable to be moved between an extended position and a retracted position.
Patent number: 6349666 Filing date: Mar 7, 2001 Issue date: Feb 26, 2002
2
Boat hull design - A multi-hull design suitable for various size boats ranging from racing craft to the large military ships.
Patent number: 6883450 Filing date: Jul 3, 2003 Issue date: Apr 26, 2005
3
Rapid attachment boat docking system - A rapid boat docking and efficient loading/unloading apparatus is provided that utilizes an attachment system.
Patent number: 4735164 Filing date: Mar 27, 1986 Issue date: Apr 5, 1988
4
Aero hydrofoil sail boat - A high-speed, ultra stable, wind propelled watercraft employs an airfoil for propulsion and buoyant hydrofoils for support.
Patent number: 5113775 Filing date: Aug 30, 1990 Issue date: May 19, 1992
5
Jet boat with improved hull design and engine placement - A jet powered boat may be provided with a water monitor for fire fighting purposes.
Patent number: 6168481 Filing date: Aug 20, 1998 Issue date: Jan 2, 2001
6
Hydrofoil supported planing watercraft - A passively controlled hydrofoil supported planning watercraft having a conventional hull with an integrally formed step.
Patent number: 5448963 Filing date: Sep 13, 1994 Issue date: Sep 12, 1995
7
GaAs anneal boat design and method for use - An improved gallium arsenide anneal boat and method for annealing comprises a slot structure for holding a wafer-stack of first and second GaAs wafers and a silicon wafer in the slot structure prior to annealing. Patent number: 5817179 Filing date: Jan 23, 1997 Issue date: Oct 6, 1998
8***
Boat with convertible tender garage area - A boat has a system for converting a utility space used for garaging a dinghy and formed under the cockpit of the boat into an additional living cabin when the dinghy is removed from the garage.
Patent number: 6782841 Filing date: Aug 15, 2002 Issue date: Aug 31, 2004
9
Collapsible boat with enhanced rigidity and multi-function chair - A collapsible portable boat with enhanced rigidity
Patent number: 5964178 Filing date: Sep 30, 1997 Issue date: Oct 12, 1999
10
Propeller driven tunnel boat - A tunnel boat design that is not dependent upon turbulent or resurgent water flow is disclosed.
Patent number: 4685889 Filing date: Dec 23, 1986 Issue date: Aug 11, 1987
11
Planing boat hull form - This invention relates to a marine vessel hull form, in particular to a high speed planing boat.
Patent number: 5419274 Filing date: Dec 2, 1993 Issue date: May 30, 1995
12
Multihull windsurfer - A multihull windsurfer providing increased sailing stability, exceptional steerability and providing a moveable mast allowing for an adjustable sail carrying capacity.
Patent number: 5592892 Filing date: Oct 13, 1995 Issue date: Jan 14, 1997
13
Marine vessel and method of manufacturing - The invention is directed to a marine vessel and method of construction, wherein the vessel hull is formed to have a bottom and side portions, and includes a frame comprising a plurality of at least frame and/or stringer members extending crosswise or lengthwise and selectively fixed to the bottom or side portions of the hull.
Patent number: 6394014 Filing date: Sep 12, 2000 Issue date: May 28, 2002
14
Canard balanced marine bicycle - The canard balanced marine bicycle is an aquatic vehicle having a long and very narrow hull which depends, for its stability, on the dynamic forces generated by its movement through the water acting on the canard.
Patent number: 5722865 Filing date: May 21, 1996 Issue date: Mar 3, 1998
15
Watercraft hull - A dynamic mode shallow draft ski-toon boat featuring a multi-hulled bottom with water skis mounted thereto is disclosed and described, the ski-toon boat being capable of planing at lower velocities and utilizing substantially less engine power in comparison to conventional hulled boats.
Patent number: 5676087 Filing date: Dec 10, 1996 Issue date: Oct 14, 1997
16
Twin wing sailing yacht - A twin wing sailing yacht having a pair of wing appendages depending from a canoe or hull, the wing appendages including structures which support at their lower ends a fore and aft extending ballast tandemly suspended between them.
Patent number: 5313905 Filing date: May 8, 1992 Issue date: May 24, 1994
17
Shallow water boat design - A boat provides full operation even in shallow water utilizing an outboard motor.
Patent number: 4713028 Filing date: Jun 19, 1986 Issue date: Dec 15, 1987
18***
Advantageous use of battery mass in electric watercraft - Electric powered watercraft that lack an open-hull capsizable design utilizes a low energy density heavy power supply for stabilization.
Patent number: 6073569 Filing date: Feb 18, 1999 Issue date: Jun 13, 2000
19 High speed sport/utility boat - An improved V-bottom hull for sport/utility boats is formed with intermediate lifting strakes along the aft half of the hull bottom.
Patent number: 5983823 Filing date: Jun 22, 1998 Issue date: Nov 16, 1999
20
Stroke cycle phase shift rowing - A rowing shell adapted for phase shift rowing, seating multiple groups of rowers such that all rowers within a group are seated for synchronous rowing, but each group is seated for asynchronous rowing with respect to the adjacent group. Patent number: 6881112 Filing date: Mar 3, 2003 Issue date: Apr 19, 2005
21
Planing catamaran vessel - A catamaran vessel comprises a pair of spaced, parallel elongated pontoons with a strut extending upwardly from each of the pontoons and a superstructure supported on the struts for riding above the waterline.
Patent number: RE33359 Filing date: Aug 28, 1989 Issue date: Oct 2, 1990
22 Personal water craft with improved hull design - Improved jet propelled aquatic vessel with a hull profile which increase water entrainment to the jet pump intake orifice and tends to stabilize the vessel.
Patent number: 4781141 Filing date: Sep 10, 1986 Issue date: Nov 1, 1988
23 Boat hull - A motorized pleasure boat having an essentially V-shaped hull.
Patent number: 4492176 Filing date: Jan 4, 1982 Issue date: Jan 8, 1985
24
Jet powered rigid inflatable boat with dead-man switch - In a rigid inflatable boat having a rigid hull with a bottom wall and side walls having top edges carrying floatation pontoon, a water jet drive is mounted on the bottom wall near a transom closing the rear end of the hull
Patent number: 4964821 Filing date: May 30, 1989 Issue date: Oct 23, 1990
25 Sailing yacht - High performance sailing yacht designs are disclosed based on a keel less sailing yacht concept having fore and aft cambered foils for leeway control which foils replace the function of the standard keel.
Patent number: 5163377 Filing date: May 9, 1991 Issue date: Nov 17, 1992
26*** Boat activated wake enhancement method and system - The present invention relates to a boat-activated wake enhancement method and system that extends from the boat.
Patent number: 6105527 Filing date: Jun 16, 1998 Issue date: Aug 22, 2000
27
Autonomous marine vehicle - An autonomous marine vehicle is disclosed, the vehicle comprising a rigid hull having an interior and a periphery, a deck joining the rigid hull at the periphery; and a rigid mast pivotally attached to the deck, the mast housing a plurality of sensors capable of effecting communication to and from said vehicle.
Patent number: 6269763 Filing date: Nov 23, 1999 Issue date: Aug 7, 2001
28 Boat hull with flow chamber - A boat hull having a two-stage flow chamber.
Patent number: 4609360 Filing date: Jul 12, 1984 Issue date: Sep 2, 1986
29 Graphical design for a boat
Patent number: D464019 Filing date: Oct 22, 2001 Issue date: Oct 8, 2002
30
Design for a boat
Patent number: D271579 Filing date: Jun 5, 1981 Issue date: Nov 29, 1983
31 Hydrodynamic and reinforced catamaran hull design - An air propelled boat.
Patent number: 6148757 Filing date: Feb 24, 1998 Issue date: Nov 21, 2000
32
Method of controlling the attitude of a boat at high speed through boat hull design and a boat hull - A method of controlling the attitude of a boat at high speed through boat hull design involves a first step of forming a pair of high speed steps in the hull of the boat.
Patent number: 6415731 Filing date: May 31, 2001 Issue date: Jul 9, 2002
33 Pawley sailboat and rigging design - A sailboat with a planning hull and a mast stepped aft of amidship.
Patent number: 6435118 Filing date: Jul 19, 1999 Issue date: Aug 20, 2002
34 Boat hull for V-bottom powerboats - A powerboat hull construction with greatly enhanced performance characteristics is provided.
Patent number: 5063868 Filing date: Jul 6, 1990 Issue date: Nov 12, 1991
35 Finned boat hull - The invention is a displacement boat hull having the outboard surfaces of its wetted portion designed with a deep-V shape, and having at least one pair of retractable hydrofoil fins positioned in respective pockets along those outboard surfaces at a predetermined distance above the keel.
Patent number: 5404830 Filing date: Jul 27, 1993 Issue date: Apr 11, 1995
36
Patent number: 5046439 Filing date: Jul 24, 1989 Issue date: Sep 10, 1991
37 Ship or boat construction having three hulls - A catamaran design has a third hull positioned between the conventional hulls.
Patent number: 5211126 Filing date: May 18, 1992 Issue date: May 18, 1993
38 Boat
Patent number: D409555 Filing date: Feb 11, 1998 Issue date: May 11, 1999
39 Surface-drive boat propulsion system - An improved propulsion system is provided for inboard motor boats with planing-type hulls.
Patent number: 5249994 Filing date: Mar 19, 1993 Issue date: Oct 5, 1993
40
Explorer boat
Patent number: D343160 Filing date: Aug 17, 1992 Issue date: Jan 11, 1994
41 Folding boat - A folding boat is disclosed comprising a deck, a plurality of safety fences and a plurality of pontoons.
Patent number: 6766758 Filing date: Oct 24, 2003 Issue date: Jul 27, 2004
42 Dual hull kayak - The invention relates to dual hull kayak, with a one piece elongate molded body of a continuous outer membrane enclosing an internal cavity.
Patent number: 6112692 Filing date: Jul 1, 1998 Issue date: Sep 5, 2000
43 Recess flow plate for a boat hull - A recess flow plate mounted to a boat hull to substantially cover a through-hull mounting recess located on the bottom of a boat hull is disclosed. Patent number: 5405278 Filing date: Sep 22, 1993 Issue date: Apr 11, 1995
44 Wafer boat - A wafer processing boat is provided with parallel slots that support each wafer at a slight angle with respect to vertical so that the wafers lean by gravity in a uniform manner and are thereby arranged in spaced parallel relationship.
Patent number: 4355974 Filing date: Nov 24, 1980 Issue date: Oct 26, 1982
45 Triangular boat hull apparatus - A multi-hull design constructed from flat pieces of material instead of curved sections normally used for boat hull construction.
Patent number: 5549066 Filing date: Aug 1, 1995 Issue date: Aug 27, 1996
46 Boat trailer - A boat trailer having the parallel boat supporting portions of the trailer frame free of any fixed cross frame members rigidly connected to the trailer side booms.
Patent number: 4717165 Filing date: Jul 22, 1986 Issue date: Jan 5, 1988
47 Boat hull with center V-hull and sponsons - An improved boat hull is provided that combines the handling characteristics of a V-bottom hull with the speed and acceleration characteristics of a tunnel hull boat. Patent number: 4672905 Filing date: Jun 6, 1986 Issue date: Jun 16, 1987
48 Surface-effect aerofoil boat - A surface-effect aerofoil boat having two aerofoils arranged in tandem and having a gap for a propulsion or air screw between a vertical fin and an aerodynamic rudder and wherein the aerofoils are designed as hollow bodies subdivided into compartments some of which being provided with flooding and emptying devices.
Patent number: 4365578 Filing date: Jul 25, 1980 Issue date: Dec 28, 1982
49 Tunnel-hulled boat - A tunnel-hulled boat that has a high degree of maneuverability at low and high speeds with decreased hydrodynamic drag is disclosed.
Patent number: 6125781 Filing date: Jul 31, 1998 Issue date: Oct 3, 2000
50 Hydrofoil wing system for monohull keel boat - A monohull keel sail boat is provided with a bow foil structure, a keel foil structure and a stern foil structure. Patent number: 6499419 Filing date: Jan 26, 2001 Issue date: Dec 31, 2002
51 Jet Ski hull and method of manufacture - A bottom hull for a jet type watercraft is comprised of fiber reinforced plastic (FRP) outer liner. Patent number: 5036789 Filing date: Mar 1, 1990 Issue date: Aug 6, 1991
52 Single-frame-curve method of designing and constructing hulls - A method for designing and constructing original hull designs, and the hulls produced by this method.
Patent number: 6564737 Filing date: Aug 7, 2002 Issue date: May 20, 2003
53 Foldable boat with light weight hull construction system - A primary goal of the present invention is to improve the prior art assembly system. Patent number: 6615762 Filing date: Aug 23, 2001 Issue date: Sep 9, 2003
54 Articulated multi-hull water craft - A multi-hull vessel capable of planing.
Patent number: 6851378 Filing date: Apr 2, 2003 Issue date: Feb 8, 2005
55
Patent number: 4919063 Filing date: Mar 7, 1989 Issue date: Apr 24, 1990
56*** Marine engine exhaust muffler with swim platform - An exhaust muffler for mounting on the transom of an inboard or inboard/outboard motor boat over the exhaust pipes which extend through the transom includes a top which forms a swim platform. Patent number: 4744778 Filing date: Jul 21, 1986 Issue date: May 17, 1988
57 High aspect dynamic lift boat hull - An unventilated, stepped hydroplaning boat hull has at least one midship step.
Patent number: 6666160 Filing date: Mar 15, 2001 Issue date: Dec 23, 2003
58*** Arrangement for mounting propulsion unit to boat hull - An arrangement for mounting water jet apparatus to a hull of a marine craft.
Patent number: 6238256 Filing date: Dec 22, 1999 Issue date: May 29, 2001
59
Patent number: 5452676 Filing date: Jul 5, 1994 Issue date: Sep 26, 1995
60 Paddle wheel boat - The vessel of this invention has a relatively uniform weight distribution throughout the length of the vessel which maintains a level trim under all operation conditions thereby maximizing the efficiency of the design and operation.
Patent number: 6264518 Filing date: Sep 29, 1999 Issue date: Jul 24, 2001
61 Non-ventilating aft thruster tunnel design - A modified boat hull, providing for dual, non-ventilating aft thruster tunnels.
Patent number: 6773316 Filing date: Jan 31, 2002 Issue date: Aug 10, 2004
62 Seamless foldable boat - A foldable boat is made with a seamless low stress hull that is formed from a one piece mold.
Patent number: 4706597 Filing date: Jan 6, 1986 Issue date: Nov 17, 1987
63 Multiple hull air ride boat - An improved performance marine surface vessel that includes pressurized supporting gas cushions in multiple hulls, normally catamaran-like side hulls, where such pressurized supporting gas cushions support a majority of boat weight in operation.
Patent number: 5176095 Filing date: Jul 10, 1991 Issue date: Jan 5, 1993
64 Self-leveling boat trailer - A self-leveling boat trailer adapted to be towed behind a vehicle. Patent number: 4395185 Filing date: Mar 18, 1982 Issue date: Jul 26, 1983
65 Power boat hull - A power boat hull has an inner running surface with a central running surface and an outer running surface that flanks the inner running surface.
Patent number: 5351642 Filing date: Jul 30, 1993 Issue date: Oct 4, 1994
66 Boat Randy
Patent number: D342933 Filing date: Jun 12, 1992 Issue date: Jan 4, 1994
67 Wafer boat and boat holder - A wafer boat and boat handle are designed for automatic interlocking engagement and release upon manipulation by a user.
Patent number: 6669253 Filing date: Dec 18, 2000 Issue date: Dec 30, 2003
68 Self bailing boat - A boat has enclosed flotation within a closed bilge or floor of the boat, which is internally raised so that the interior floor of the vessel is slightly above the normal operating water line level of the vessel.
Patent number: 5176097 Filing date: Jul 26, 1991 Issue date: Jan 5, 1993
69*** Centrifugal wafer carrier cleaning apparatus - Apparatus for cleaning carriers used to hold semiconductor wafers, substrates, data disks, flat panel displays and similar containers used in applications highly sensitive to contamination.
Patent number: 5224503 Filing date: Jun 15, 1992 Issue date: Jul 6, 1993
70 Boat trailer - A utility boat trailer for towing a boat which is capable of carrying a number of different sizes of boats and a number of different hull configurations has a plurality of adjustments on various of its members.
Patent number: 4464092 Filing date: Feb 5, 1982 Issue date: Aug 7, 1984
71 Top for a pontoon boat - The invention is directed to a boat having a buoyant lower portion and a plurality of upstanding support members connected to the lower portion.
Patent number: 5452678 Filing date: Oct 13, 1993 Issue date: Sep 26, 1995
72 Pond boat - A light weight and portable pond boat. The boat includes a frame designed to be flexible and readily disassembled.
Patent number: 5413066 Filing date: Jun 2, 1994 Issue date: May 9, 1995
73 Paddle wheel boat - The vessel of this invention has a relatively uniform weight distribution throughout the length of the vessel which maintains a level trim under all operation conditions thereby maximizing the efficiency of the design and operation.
Patent number: 5988092 Filing date: Apr 8, 1997 Issue date: Nov 23, 1999
74 Rudder-tiller control system for a boat - The present invention entails a rudder-tiller control system for a boat.
Patent number: 4522142 Filing date: Sep 14, 1984 Issue date: Jun 11, 1985
75 Boat trailer with pivotal dropped crossbar rolled mounting system - A boat trailer having at least one pivotally mounted crossbar member facilitating loading and unloading a trailer and assuring efficient support of a boat loaded thereon.
Patent number: 4611948 Filing date: Apr 26, 1985 Issue date: Sep 16, 1986
76 High speed power boat for calm and rough seaways - Hydrocraft, capable of maintaining comfortable seaworthy performance at both low and high speeds, in both calm and rough seas, wherein its hull form coordinates high efficiency of at least two zero deadrise planing surfaces with a wave piercing, wedge effect bow segment.
Patent number: 4649851 Filing date: Sep 12, 1985 Issue date: Mar 17, 1987
77 Jet boat with improved hull design and engine placement - A jet powered boat may be provided with a water monitor for fire fighting purposes.
Patent number: 6343964 Filing date: Nov 14, 2000 Issue date: Feb 5, 2002
78 Sailboat hull and method for reducing drag caused by leeway - A shaped hull with a fixed angle keel with respect to the hull that when heeled, orients the keel to an angle of attack substantially related to the heel angle.
Patent number: 6694907 Filing date: Mar 14, 2003 Issue date: Feb 24, 2004
79 Multi-hulled aircraft/boat - An amphibious aircraft capable of V-STOL operations.
Patent number: 5242132 Filing date: Mar 31, 1992 Issue date: Sep 7, 1993
80 Paired motor system for small boat propulsion and steerage - Paired spaced electrically driven motors provide a steerable propelling system for small boats.
Patent number: 5090929 Filing date: Apr 12, 1991 Issue date: Feb 25, 1992
81 Boat vent - A grill to be mounted over a ventilation opening of a boat has a molded plastic primary section and separate indentical molded plastic end sections.
Patent number: 4712501 Filing date: Feb 12, 1987 Issue date: Dec 15, 1987
82 Tunnel stern boat
Patent number: 3626894 Issue date: Dec 1971
83 Catamaran with hydrofoils - The invention discloses a catamaran type boat having two similar boat demi-hulls which are spaced apart and which are substantially parallel, each demi-hull having a base line (BL).
Patent number: 4606291 Filing date: May 9, 1983 Issue date: Aug 19, 1986
84 Apparatus and method for a dual hull boat with control gate - The current invention is an apparatus and method for an inner and outer dual hull boat capable of transforming between different levels of planing ability.
Patent number: 7216601 Filing date: Dec 8, 2005 Issue date: May 15, 2007
85 Boat hull with flow chamber - A boat hull having a two-stage flow chamber.
Patent number: RE33165 Filing date: Aug 30, 1988 Issue date: Feb 13, 1990
86 Flexible bow air ride boat hull - An improved performance marine surface vessel.
Patent number: 4392445 Filing date: Jun 3, 1981 Issue date: Jul 12, 1983
87 Boat ramp - The new boat ramp has a ladder-style frame having C-shaped elongated lateral side rails held in spaced apart parallel condition by C-shaped cross support beams.
Patent number: 6592291 Filing date: Nov 30, 2001 Issue date: Jul 15, 2003
88 Boat with outriggers - A boat has a main hull and a pair of outriggers which extend to distal, capsizing-resistance formations.
Patent number: 6073568 Filing date: Nov 28, 1998 Issue date: Jun 13, 2000
89 Boat deck gas fill
Patent number: D312442 Filing date: Jun 13, 1988 Issue date: Nov 27, 1990
90 Inflatable boat
Patent number: 3453671 Filing date: Jul 21, 1967 Issue date: Jul 1969
91 Boat fuel overflow protection system - Apparatus and method to prevent fuel spillage from a fuel tank vent used with a boat mounted fuel tank having a filler tube leading thereto from a fuel filler fitting mounted to a surface of the boat and a vent line leading from the fuel tank to a vent extending through the hull of the boat.
Patent number: 6237645 Filing date: Aug 17, 2000 Issue date: May 29, 2001
92 Convertible sailboat/motorboat - A convertible sailboat/motorboat is disclosed which has capability for displacement movement under maximum speeds.
Patent number: 4376416 Filing date: Feb 19, 1980 Issue date: Mar 15, 1983
93 Paddle boat
Patent number: D372013 Filing date: Dec 29, 1994 Issue date: Jul 23, 1996
94 Ladder boat for supporting wafers - The present invention relates generally to an improved ladder boat for supporting semiconductor wafers during thermal treatments which comprises top and bottom plates vertically opposing each other and support rods secured to said plates.
Patent number: 6361313 Filing date: Jul 28, 2000 Issue date: Mar 26, 2002
95 Boat supported duck blind - A duck blind adapted for mounting on the gunwales of a boat hull includes separate bow, stern and central frame sections adapted for use on various size boats.
Patent number: 4671203 Filing date: Feb 10, 1986 Issue date: Jun 9, 1987
96 Surf-boat - A surf-boat for travelling or standing on choppy waters, such as may be encountered in gulfs, bays, surfs and beach fronts is provided, typically having three pontoons, three columns and two concentrically aligned decks.
Patent number: 5590616 Filing date: Jan 6, 1995 Issue date: Jan 7, 1997
97 Catamaran type boat and boat hull
Patent number: D358122 Filing date: Jun 10, 1994 Issue date: May 9, 1995
98 Catamaran boat - A powered catamaran boat having displacement hulls (10) that provide stable boat performance.
Patent number: 5188049 Filing date: Jan 14, 1992 Issue date: Feb 23, 1993
99 Sailboat with a pivoted mast-to-hull mounting system - Substantial improvements in design, cost, performance, safety and comfort could be had in sailboats if the hull were to navigate in a level attitude even under strong wind conditions. Patent number: 5072682 Filing date: Jul 3, 1990 Issue date: Dec 17, 1991
100
Boat
Patent number: D474730 Filing date: Jul 9, 2002 Issue date: May 20, 2003
101 Boat having channels formed in its hull Roger - A hull of a boat, which is particularly intended for use with a jet pump propulsion system, is provided with two channels formed in the port and starboard surfaces of the hull and displaced from a keel line.
Patent number: 6675736 Filing date: Sep 12, 2002 Issue date: Jan 13, 2004
102
Patent number: 5309856 Filing date: Sep 11, 1992 Issue date: May 10, 1994
103 High speed M-shaped boat hull - A watercraft constructed according to the invention includes at least one hull according to the invention described in the grandparent and great-grandparent patent applications.
Patent number: 6526903 Filing date: Jun 28, 2002 Issue date: Mar 4, 2003
103 Watercraft with anticavitation control - A water craft apparatus has an elongated hull with turbine propulsion drive adapted for ingesting water at a turbine water intake and for ejecting the water, with high velocity, at a turbine water outlet.
Patent number: 6571725 Filing date: Aug 8, 2002 Issue date: Jun 3, 2003
104 Boat ramp improvements - The new boat ramp has a ladder-style frame having C-shaped elongated lateral side rails held in spaced apart parallel condition by C-shaped cross support beams. One end of the frame is a water end and the other end is a shore end.
Patent number: 7153059 Filing date: Jun 23, 2003 Issue date: Dec 26, 2006
105 Adjustable leveling fin rudder method and apparatus for powerboats - Method and apparatus for leveling or adjusting a power-boat's average angle.
Patent number: 6026759 Filing date: Feb 10, 1998 Issue date: Feb 22, 2000
106 Planing boat hull - The specification discloses a modified V-hull for a boat in which an elongate pad forms the lowermost portion of the hull.
Patent number: 4584959 Filing date: May 25, 1984 Issue date: Apr 29, 1986
107 Watercraft having jet propulsion and electric outdrive - A watercraft having a combination of a canoe and a power boat style hull with a propulsion mechanism and an electric outdrive mechanism.
Patent number: 6478639 Filing date: Jul 10, 2001 Issue date: Nov 12, 2002
108 Planing hull for multi-hull sail boats - A multi-hull sailing craft has a pair of essentially aligned parallel interconnecting air foil shaped hulls.
Patent number: 4907518 Filing date: Apr 12, 1989 Issue date: Mar 13, 1990
109 Boat
Patent number: D291685 Filing date: Aug 9, 1985 Issue date: Sep 1, 1987
110 Watercraft with wave deflecting hull - The invention is directed to a watercraft hull design that comprises a hull having a bow, stem, top, and bottom.
Patent number: 7188575 Filing date: Jan 3, 2005 Issue date: Mar 13, 2007
111 Boat hull construction - The present invention is an improved boat hull construction, in particular for power catamarans.
Patent number: 5351641 Filing date: Feb 9, 1993 Issue date: Oct 4, 1994
112 Boat hull
Patent number: D383109 Filing date: May 3, 1996 Issue date: Sep 2, 1997
113 Marine propeller - A marine propeller with increased performance.
Patent number: 6390776 Filing date: Mar 30, 2000 Issue date: May 21, 2002
114
Boat fender
Patent number: D359019 Filing date: Apr 5, 1994 Issue date: Jun 6, 1995
115 Propulsion unit for boat - A propulsion unit can comprise a propeller and an internal combustion engine for driving the propeller.
Patent number: 7168995 Filing date: Apr 11, 2005 Issue date: Jan 30, 2007
116 Motor boat
Patent number: D475338 Filing date: Nov 1, 2002 Issue date: Jun 3, 2003
117 Power boat hull - A power boat hull that has central running surface and an outer running surface that flanks the central running surface.
Patent number: 5231945 Filing date: Sep 25, 1991 Issue date: Aug 3, 1993
118 Boat trailer - The invention is a boat trailer which features a wishbone chassis-frame rail.
Patent number: 4754988 Filing date: Jul 6, 1987 Issue date: Jul 5, 1988
119 Thermoplastic bottom inflatable boat - A boat formed from a flexible hull bottom and side skirts in the form of tapered inflatable tubes.
Patent number: 5517939 Filing date: Jun 29, 1993 Issue date: May 21, 1996
120 Foam stabilized watercraft - A high performance boat stabilized through the use of foam stabilizing members is provided.
Patent number: 5870965 Filing date: Mar 26, 1997 Issue date: Feb 16, 1999
121 Hydroplaning boat accessory - A permanently fixed metal trim tab for attachment in pair combinations to the aft end of a boat.
Patent number: 5215029 Filing date: May 22, 1992 Issue date: Jun 1, 1993
122
Boat
Patent number: D267866 Filing date: May 23, 1980 Issue date: Feb 8, 1983
123
Hydro cushion boat
Patent number: 3636907 Filing date: Mar 16, 1970 Issue date: Jan 1972
124
Boat hull - Boat hull or attachment with a plurality of longitudinally movable elements.
Patent number: 5390623 Filing date: Oct 8, 1993 Issue date: Feb 21, 1995
125 Boat cover - This a system for attaching a weather proof cover on to a boat that has protection for its interior.
Patent number: 5809929 Filing date: Oct 2, 1997 Issue date: Sep 22, 1998
126 Boat bow roller
Patent number: D259240 Filing date: May 24, 1979 Issue date: May 19, 1981
127
Paddle wheel boat
Patent number: D544429 Filing date: Dec 14, 2006 Issue date: Jun 12, 2007
128
Boat propeller - An improved watercraft propeller is provided with a hub having a plurality of outwardly extending blades, and at least one reverse thrust member connected to a selected blade of the propeller.
Patent number: 6699016 Filing date: Jun 12, 2002 | ||