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| Number | Title | Issue Date |
| 7509920 | Inflatable fender system and method An inflatable fender system for protecting a watercraft from damaging contact with a permanent object, such as a dock, wharf, piling and rafted watercraft. Two elongated flexible substantially airtight tubular fenders are provided having a generally flat cross secti... | 03/31/2009 |
| 7424860 | Rollover boat A boat compensates for roll over conditions by maintaining a user in an upright position at all times. The boat contains an external frame, an internal frame disposed for moving within the external frame, and a seat assembly attached to the internal frame and mainta... | 09/16/2008 |
| 7337744 | Boat safety float An aquatic vessel safety device, comprised of a set of automatically inflatable water-tight inflatable flotation bladders, attached to the hull of any aquatic vessel or boat capable of being quickly inflated when the aquatic vessel is in danger of being sunk or caps... | 03/04/2008 |
| 7165505 | Integrated accessory for an inflatable apparatus Apparatus including an inflatable enclosure delimited by a flexible wall to which an accessory is secured. The wall has an opening defined by an edge to which a protruding reinforcement is secured; two rigid frames straddle the edge of the opening on each side of th... | 01/23/2007 |
| 7156033 | Inflating aircraft flotation device A flotation device for maintaining an aircraft in a floating and stable condition is provided. The flotation device comprises at least one flotation bladder mounted to the aircraft and an inflation mechanism for inflating the flotation bladder. A method for maintain... | 01/02/2007 |
| 7069873 | Watercraft with inflatable stabilization ring Watercraft with a solid hull and a solid outer side, where a recess extending essentially in a horizontal plane is formed in the outer side of said watercraft above the water line, in which recess an elastically deformable safety element is permanently installed, wh... | 07/04/2006 |
| 7040938 | Armored foldaway inflatable floating device Disclosed is an AFIFD mounted on the front surface and both side surfaces of an amphibious vehicle to provide additional buoyancy. The AFIFD allows safe swimming of the amphibious vehicle, provides rapidity through automated folding and unfolding processes. The AFIF... | 05/09/2006 |
| 6968802 | Buoyant retrieval of unmanned seawater vehicles An unmanned sea vehicle is provided with a canister storing therein a net assembly in a deflated condition attached to the sea vehicle through the canister by a lanyard in a folded condition. The net assembly is connected to an inflation gas generator through which ... | 11/29/2005 |
| 6928949 | Canoe stabilizer having vertically adjustable buoyancy A stabilizer is releasably attached to a canoe-like boat and includes two floats that are located outside the periphery of the boat. The floats are attached to bars, and lock mechanisms attach the bars to the boat. The bars are releasably attached end-to-end. Each f... | 08/16/2005 |
| 6881108 | System for preventing an automobile from being immersed in water The present invention relates to a system to float an automobile on water. The system comprises holder assemblies, a detecting sensor, a pneumatic system, envelopes, a propulsive system, and a steering system. The holder assemblies are fixed on the beams of the auto... | 04/19/2005 |
| 6845726 | Inflating watercraft flotation device A flotation device for floating a watercraft is provided. The flotation device comprises a cover releasably secured to the watercraft. A first collapsible tubing is positioned between the cover and the watercraft for removing at least a portion of the cover. At leas... | 01/25/2005 |
| 6830004 | Inflating watercraft flotation device A flotation device for maintaining a watercraft in a floating condition is provided. The flotation device comprises a mounting plate mounted to the watercraft with the mounting plate having a first cover channel, a second cover channel, a first bladder-retaining slo... | 12/14/2004 |
| 6802274 | Inflating watercraft flotation device A device for floating a watercraft in a body of water with the watercraft having a water line is provided. The device comprises an inflatable first flotation bladder mountable adjacent the waterline and an inflatable second flotation bladder adjacent the first flota... | 10/12/2004 |
| 6758158 | Unsinkable vessel system A system for making closed vessels unsinkable. The separate parts of the system are at least one air compressor, a compression chamber, a compressor/propeller clutch, at least one airbag, heating elements, and a diameter restrictor/gauge track. Additional features o... | 07/06/2004 |
| 6612256 | Combination boat and distressed boat flotation apparatus and related methods A combination boat and distressed boat flotation apparatus, a distressed boat flotation apparatus, and methods of installing and using a boat flotation apparatus are provided. The combination preferably includes a boat including a boat hull and a pluralit... | 09/02/2003 |
| 6598550 | Emergency buoyancy system for a vessel An emergency buoyancy system mounted to a vessel includes a depth sensor to sense a predetermined maximum depth, and an actuator actuated by the depth sensor. The actuator, upon actuation, opens a membrane between tanks, each holding one of a pair of gas ... | 07/29/2003 |
| 6595812 | Amphibious vehicle An amphibious vehicle for traversing a body of water or solid terrain such as a layer of ice floating atop the body of water. The vehicle includes a floatable boat hull having an elongate aperture there-through, and a snowmobile for traveling over the sol... | 07/22/2003 |
| 6550415 | System to keep any type of vessel afloat in case of a leak A system to keep any type of vessel afloat in case of entry of water or capsizing by means of providing an unfolding mechanism of inflatable flotation and stabilization elements through the outside of the hull of the vessel, including a variety of devices... | 04/22/2003 |
| 6484656 | Automatic inflating boat flotation device A flotation device for maintaining a watercraft in a floating condition is provided. The flotation device comprises an elongated housing mounted to the watercraft. A carrier is slidably received within the housing with the carrier having a first and secon... | 11/26/2002 |
| 6460477 | Sponson and rigid inflatable boat incorporating the same An improved sponson and rigid inflatable boats incorporating the same. The sponson includes a non-inflatable buoyant component, such as closed-cell polyethylene, and an inflatable buoyant component, such as one or more inflatable tubes. The boat includes ... | 10/08/2002 |
| 6435125 | Float switch activation assembly A switch system for automatically activating a mechanism such as a gas or fluid supply, an electrical switch, or chemical process is provided. The switch system comprises a float housing and a float slidable within the float housing with the float slidabl... | 08/20/2002 |
| 6431108 | System for keeping afloat any type of boat in case of a leak A system to keep any type of vessel afloat in case of entry of water, by means of providing inflatable flotation elements through the outside of the hull of the vessel, including a variety of mechanisms that are activated automatically when a water level ... | 08/13/2002 |
| 6408782 | Damaged boat floatation system A damaged boat floatation system for providing floatation to damaged boats. The damaged boat floatation system includes a floatation assembly including air inflatable tubular members being attached end-to-end to form an endless tube being adapted to fit a... | 06/25/2002 |
| 6394019 | Anti-capsize watercraft An anti-capsizing watercraft for propulsion over rough water includes three flotation members radially and circumferentially spaced connected with a hub member and an occupant platform rotatably connected with said hub member whereby at least two floatati... | 05/28/2002 |
| 6394867 | Emergency self-inflating flotation device A vehicle seat comprising a seating substrate, an outer seat covering, and a housing containing an integrated self-inflating floatation device. The self-inflating flotation device includes one or more inflatable flotation bladders and an inflator that is ... | 05/28/2002 |
| 6343562 | Canoe and kayak mid-point sponsons safety Canoe and kayak mid-point sponsons attach to the canoe or kayak only at the mid-point of the sponsons, to enable the sponsons to rotate around the midpoint in order to reduce drag in waves and simplify attachment and detachment to the canoe or kayak, whil... | 02/05/2002 |
| 6327988 | Ship with a protection system making it unsinkable A watercraft, e.g. a passenger vessel, a ferry, a hazardous-substance freighter or the like, with a deck and with a buoyancy chamber in the deck, it being the case that, in a first operating state, the buoyancy chamber contains air, is characterized in th... | 12/11/2001 |
| 5947788 | Radio controlled surfboard with robot A radio controlled surfing toy is provided comprising a multi-jointed, moveable figurine pivotally attached to a jet-propelled surfboard. The surfing toy surfs similar to a real life surfing professional in waves ranging from 3" to 5' in height. The surfi... | 09/07/1999 |
| 5921831 | Auxiliary device for inflatable life rafts An auxiliary device for an inflatable life raft, wherein the life raft has a flotation body, including at least one support tube and a bottom and further having a roof structure, including an inflatable support and a cover, has at least one bracket positi... | 07/13/1999 |
| 5676086 | Rear storage assembly for watercraft A small watercraft having a hull with a bow portion and stern portion. A raised pedestal is provided on the hull and supports an elevated seating assembly that includes a seat for accommodating at least one rider. A buoyant storage assembly extends transv... | 10/14/1997 |
| 5546886 | Craft with rigid tubulars, having watertight, non-communicating compartments A water craft includes a rigid tubular hull structure corresponding to the structure of inflatable tubulars of known rubber dinghies. Preferably, the hull is made of polyester reinforced with glass fiber, plastic or metal. The external shape of the tubula... | 08/20/1996 |
| 5429062 | Rapid bailing device A bailing device is used with a watercraft having a hull adapted to sit in a body of water and having a deck normally above a waterline defined by the body of water and formed centrally with a cockpit. The bailing device has a pair of inflatable flexible ... | 07/04/1995 |
| 5279248 | Kayak righting method and apparatus The present invention provides a method and an apparatus for reducing the skill required of a paddler to right a capsized kayak without exiting it, and to thus avoid the dangers associated with exiting a kayak after capsize. In broad terms, the paddler is... | 01/18/1994 |
| 5215031 | Protect a boat A protection device for a boat having a rigid hull with a waterline, gunwale and a cockpit is provided. The device consists of a first inflatable bumper mounted to the rigid hull about the gunwale, which will absorb impacts to the hull when the boat is pu... | 06/01/1993 |
| 5203727 | Control apparatus for an outboard marine engine with improved cruising performance A control apparatus for an outboard marine engine is able to improve cruising performance of a boat particularly during acceleration or travelling on a curved course. An attitude angle sensor senses a three-dimensional attitude of the outboard engine incl... | 04/20/1993 |
| 5144904 | Stabilizing apparatus Stabilizing apparatus for stabilizing boats comprising a weighted concave body which is suspended from the boat and which is formed as a grid defining openings through the body and a flexible flap in the concavity of the body, the flap blocking the openin... | 09/08/1992 |
| 5120159 | Oil containment system for emergency use A system for containing oil or other contaminants which have leaked from an oil tanker or similar structure is disclosed. A protective housing surrounds the structure. A plurality of covers are each pivotably mounted at its upper edge to a lower outer edg... | 06/09/1992 |
| 5111765 | Hull construction for small watercraft A small jet propelled watercraft having a partially open rider's area covered at least in part by a roof. The construction and orientation of the roof is such to insure that the watercraft cannot be inverted in the water.... | 05/12/1992 |
| 5095843 | Storage and buoyancy device for small watercraft Several embodiments of hull configurations for small watercraft wherein the gunnels at the side of the watercraft are raised and provided with sealed storage areas that increase the buoyancy of the hull and which can be flooded for assisting in re-entry.... | 03/17/1992 |
| 4864961 | Auxiliary flotation system Auxiliary flotation apparatus to provide supplemental flotation for a vessel which may be in danger of sinking. The apparatus is a self-contained cannister capable of being connected to a source of pressurized air. To assure stability of the disabled vess... | 09/12/1989 |
