LandOfFree - US Patents - Listing for Marine propulsion

Marine propulsion – Screw propeller – Having means to control flow around propeller

System and apparatus for improving safety and thrust from a...

Marine propulsion – Means to control the supply of energy responsive to a sensed...

System and method for controlling movement of a marine vessel

Marine propulsion – Means to control the supply of energy responsive to a sensed...

System and method for dynamic energy recovery in marine...

Marine propulsion – Jet drive

System and related methods for marine transportation

Marine propulsion – With indicator

System for determining apparent slip and angle of attack

Marine propulsion – Means for accomodating or moving engine fluids – Cooling for engine

System for discharging water from crank chamber

Marine propulsion – Means for accomodating or moving engine fluids – Cooling for engine

System for discharging water from crank chamber

Marine propulsion – Means for accomodating or moving engine fluids – Means for handling exhaust gas

System for flushing a watercraft engine cooling system

Marine propulsion – Screw propeller – With means effecting or facilitating movement of propulsion...

System for introducing a lubricant

Marine propulsion – Means for accomodating or moving engine fluids – Cooling for engine

System for lubricating engine for personal watercraft

Marine propulsion – Self-propelled vehicle having land and water propulsion means – Having separated propulsion means for land and water

System for preventing an automobile from being immersed in...

Marine propulsion – Wind driven motors

System for propulsion of boats by means of winds and streams and

Marine propulsion – Wind driven motors

System for providing wind propulsion of a marine vessel...

Marine propulsion – Means for accomodating or moving engine fluids – Cooling for engine

System for sealing a keel cooler to a vessel hull

Marine propulsion – Means to control the supply of energy responsive to a sensed...

System for stable running of marine propulsions

Marine propulsion – Jet drive – Direction control for fluid jet

System for steering and maneuvering a watercraft propelled...

Marine propulsion – Oscillating propelling means – Fishtail motion propelling means

System for utilization of sinus-shaped motion pattern

Marine propulsion – Air propelled boat

System to propel an air powered boat

Marine propulsion – Means for accomodating or moving engine fluids – Cooling for engine

Systems and methods for containing and delivering protective...