Bizarre Patents
Behavior Modification Wristwatch
A wristwatch including a watch band and a watch body having an octagon shaped perimeter and being red in color and having the word STOP thereon to resemble a stop sign.
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| Number | Title | Issue Date |
| 7341015 | Watercraft drain A watercraft drain assembly has a tubular drain body having a first end and a second end, at least one inlet opening disposed on the drain body for allowing water to enter the drain body, a first outlet opening disposed at the first end of the drain body for allowin... | 03/11/2008 |
| 7278422 | Open-circuit self-contained underwater breathing apparatus A self-contained open-circuit breathing apparatus for use within a body of water naturally containing dissolved air. The apparatus is adapted to provide breathable air to a diver. The apparatus comprises an inlet means for extracting a quantity of water from the bod... | 10/09/2007 |
| 7258301 | Personal propulsion device The present invention provides a personal propulsion device including a body unit having a center of gravity, where the body unit includes a thrust assembly providing a main conduit in fluid communication with at least two thrust nozzles, with the thrust nozzles bei... | 08/21/2007 |
| 7255617 | Personal watercraft incorporating capsize-recovery facilitating structure, and method of using same A personal watercraft can be rotated in a correct direction of rotation when the personal watercraft has been overturned, and can thereby be restored to a normal, upright position. The personal watercraft includes a vessel body, an engine, and an exhaust system. The... | 08/14/2007 |
| 7240632 | Personal watercraft center keel A personal watercraft having improved bottom hull shapes in general, and improved center keel shapes in particular. The center keel can have a substantial section over which the keel angle becomes sharper progressing from front to rear, and the concavities on either... | 07/10/2007 |
| 7232351 | Personal watercraft A personal watercraft includes a saddle ride type seat provided at a roughly central portion of a watercraft body, an engine mounted on the lower side of the seat and directed in a front-rear direction of the watercraft body, and cylinders provided in the engine are... | 06/19/2007 |
| 7186154 | Security system for watercraft A watercraft has an engine that is controlled by an electronic control unit and the watercraft includes a security system. The security system comprises a portable transmitter and a mounted receiver. A predetermined mounting location on the watercraft of a receiver ... | 03/06/2007 |
| 7140935 | Small jet propulsion watercraft A small jet propulsion watercraft 10 is provided with side wall portions 14a and 14b formed on both the left and right sides of a stepping platform 13, within which water lock devices 36 and 37 are disposed, re... | 11/28/2006 |
| 7117806 | Personal watercraft A body structure of a water-jet propulsion personal watercraft, comprises a body having an inner space defined by a hull and a deck, an engine mounted within the inner space of the body, a water jet pump placed behind the engine and configured to be driven by the en... | 10/10/2006 |
| 7089875 | Gliding board for sports activities on water, snow, sand lawn and the like The invention relates to a gliding board for sports activities on water, snow, sand, lawn and the like, comprising a body resembling a board, which is equipped with a drive motor, wherein a self-supporting tank for the drive motor covering a large surface of the str... | 08/15/2006 |
| 7056171 | Personal watercraft A water-jet personal watercraft comprises a body including a hull and a deck covering the hull from above, the body being configured to form an engine room inside thereof in which an engine is mounted, and the deck being provided with a first opening configured to g... | 06/06/2006 |
| 7036447 | Jet-propulsion personal watercraft A water-jet propulsion personal watercraft is disclosed, comprising a body formed by a hull and a deck covering the hull from above, the body having a joint portion joining the hull and the deck joined to each other at peripheries thereof, the body being configured ... | 05/02/2006 |
| 7004099 | Hybrid-powered underwater scooter An underwater scooter is provided with an engine enclosed in a watertight vessel and an electric motor enclosed in the watertight vessel and connected to the output shaft of the engine, and a propeller disposed upon a main frame and connected to the output shaft of ... | 02/28/2006 |
| 7000557 | Hatch assembly with seat and storage bin A hatch assembly for a boat including a base pivotally attached to a boat deck, whereby the base can pivot between an open position and closed position to provide access to an power source within a boat hull. The base defines a storage bin with a compartment for sto... | 02/21/2006 |
| 6997128 | Stand-up type personal watercraft A stand-up type personal watercraft comprises a body including a hull and a deck covering the hull from above, the body having a foot deck at a rear portion of the deck, on which an operator rides, a water jet pump configured to propel the watercraft, and a four-cyc... | 02/14/2006 |
| 6959660 | Personal watercraft and access opening seal Access opening seal for attachment to the lip of an access opening having an exposed edge, particularly an access opening of a personal watercraft. The seal includes a top portion and a side portion and may further include a bottom portion with the side portion bein... | 11/01/2005 |
| 6939187 | Personal water transport assembly A personal water transport assembly for allowing a user to walk and move easily upon water. The personal water transport assembly includes a floatation assembly including one or more elongate hollow floatation members having top, side, and bottom walls, and also hav... | 09/06/2005 |
| 6918348 | Personal watercraft Disclosed is a watercraft comprising a body; a hull constituting a lower portion of the body; a deck having deck floors formed on both sides of the body in a width direction and a raised portion at least extending from a center portion of the body to a rear end port... | 07/19/2005 |
| 6915755 | Small-sized surface boat A small-sized surface boat is configured such that a seat extending in the fore-and-aft direction is mounted on the center of a deck that constitutes an upper surface of a hull. An approximately horizontal flat portion is formed behind the seat and on a rear end por... | 07/12/2005 |
| 6901872 | Powered surfboard and powered skateboard A surfboard vehicle and a skateboard vehicle are each powered by a motor unit that is located in the rear of the vehicle and is located so the vehicle is balanced sufficiently to be used in competition and/or at high speeds. ... | 06/07/2005 |
| 6895880 | Access port deck structure for a personal watercraft In a personal watercraft 10, an access port structure is provided in which a main service opening 93 and a secondary service opening 98 for maintenance are provided in a deck 20 of the personal watercraft 10, the main service openi... | 05/24/2005 |
| 6855019 | Jet propulsion watercraft To provide a jet propulsion watercraft that allows a step, a vent hole, and the like to be easily provided on a bottom surface thereof. A ride plate of a jet propulsion watercraft is a member, which is formed into a substantially rectangular shape in compliance to a... | 02/15/2005 |
| 6729257 | Personal watercraft A personal watercraft wherein air is introduced into a body through a gap formed between the body and a front hood and prohibiting permeation of sea water or other water in the body through the gap. A personal watercraft is basically configured such that a handlebar... | 05/04/2004 |
| 6623321 | Air induction system for small watercraft An induction system for a watercraft is configured to guide air into an engine disposed within the watercraft for combustion therein. The induction system includes an inlet assembly. The inlet assembly includes various constructions for enhancing water pr... | 09/23/2003 |
| 6553928 | Small watercraft having an improved structure of storage compartment A small watercraft includes expanded storage capacity so as to accommodate more of the type of articles that rider's typically what to carry on the watercraft. Such articles include, for example, towels, water skis, tow ropes, etc. At least one of the sto... | 04/29/2003 |
| 6544084 | Induction system for small watercraft A small watercraft includes an internal combustion engine having an air induction system that minimizes the volume of water delivered to the combustion chambers and maintains a generally low center of gravity. The induction system includes an intake silen... | 04/08/2003 |
| 6435119 | Watercraft ventilation system A watercraft is provided that includes a rearwardly facing ventilation opening, which allows ambient air to flow into a hull assembly of the watercraft. A seat is provided that has a seating surface configured to accommodate at least one rider seated ther... | 08/20/2002 |
| 6435924 | Air induction system for small watercraft An induction system for a watercraft is configured to guide air into an engine disposed within the watercraft for combustion therein. The induction system includes an inlet assembly. The inlet assembly includes various constructions for enhancing water pr... | 08/20/2002 |
| 6375527 | Ventilation system for small watercraft A personal watercraft has an improved ventilation system for an engine compartment. The ventilation system is disclosed in the context of both two-cycle and four-cycle engines. The system includes a plurality of ducts that are strategically positioned on ... | 04/23/2002 |
| 6276290 | Small watercraft having an improved structure of storage compartment A small watercraft includes expanded storage capacity so as to accommodate more of the type of articles that rider's typically what to carry on the watercraft. Such articles include, for example, towels, water skis, tow ropes, etc. One of the storage comp... | 08/21/2001 |
| 6244913 | Propulsion unit assembly for personal watercraft A propulsion unit assembly for a personal watercraft provides for the quick and easy alignment of a propulsion device of the assembly relative to the longitudinal axis of the watercraft when mounting the propulsion device on the hull of the watercraft. Th... | 06/12/2001 |
| 6205942 | Bulkhead structure for personal watercraft A bulkhead structure for a personal watercraft reduces the weight of the personal watercraft while maintaining the rigidity of an outer shell of a body by utilizing the inside space of the body. Alternatively, the structure can further enhance the rigidit... | 03/27/2001 |
| 6139381 | Engine air supply conduit for watercraft An air supply conduit system for a watercraft having an air breathing internal combustion engine within the watercraft interior includes at least one air supply conduit extending from an outlet end located in the watercraft interior to an inlet end locate... | 10/31/2000 |
| 6089932 | Small watercraft A small watercraft includes a four-cycle engine which is arranged within a hull of the watercraft to enhance ventilation of and air induction into the engine. The hull includes at least one air duct which opens into an engine compartment within the hull a... | 07/18/2000 |
| 5957740 | Damper for a personal watercraft A damper which can be easily fitted to the engine E of a personal watercraft W having little space, said damper damping the torsional vibration caused by the torsional stress acting on the crankshaft 1 of the engine E mounted in a personal watercraft W. A... | 09/28/1999 |
| 5954553 | Watercraft with catalytic exhaust system A personal watercraft includes a catalytic exhaust system in order to reduce discharge of pollutants. A catalyzer of the exhaust system is located within an expansion chamber. The expansion chamber, as well as the internal combustion engine of the persona... | 09/21/1999 |
| 5951343 | Engine lubricating system for watercraft A lubricating system for a four-cycle engine positioned within an engine compartment of a personal watercraft for powering a water propulsion unit thereof, is disclosed. The engine compartment, and engine therein, is accessible through a maintenance openi... | 09/14/1999 |
| 5921198 | Small watercraft hull An improved watercraft hull design includes an integral locator mechanism to establish the location and the orientation of a bulkhead within the watercraft hull. The locator mechanism includes a plurality of posts that cooperate with a plurality of openin... | 07/13/1999 |
| 5743206 | Hull for small watercraft An improved hull for watercraft provides a secondary access port to an engine compartment. The secondary access port facilitates service or maintenance of certain engine components (e.g., spark plugs) which are hard to reach from the main access port, whe... | 04/28/1998 |
| 5727494 | Amphibious vehicle An amphibious vehicle capable of operation on both land and in water, comprising a cockpit body and floats attached to the cockpit body to keep the vehicle afloat while in the water. The floats comprise either a plurality of pontoons or a hull comprised o... | 03/17/1998 |
