LandOfFree - US Patents - Listing for Marine propulsion

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

Boarding sensor and controller for small watercraft

Marine propulsion – Screw propeller – Shafting

Boat

Marine propulsion – Powered from land vehicle supported by vessel

Boat

Marine propulsion – Helical screw

Boat

Marine propulsion – Engine – motor – or transmission control means

Boat

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

Boat

Marine propulsion – Screw propeller – Propulsion unit casing

Boat and outboard motor having air intake system

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

Boat and propulsion system

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

Boat and propulsion system including a transom platform

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

Boat and steering assembly

Marine propulsion – Plural engines with single propelling means

Boat auxiliary drive mechanism

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

Boat bracket

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

Boat construction

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

Boat drive

Marine propulsion – Screw propeller – Variable pitch

Boat drive with adjustable pitch propeller

Marine propulsion – Screw propeller – Variable pitch

Boat drive with variable-pitch propeller

Marine propulsion – Jet drive

Boat having a combination of jets and outboard motors and/or...

Marine propulsion – Operator powered drive for propelling means – Rotary cranking arm

Boat having a pedal drive

Marine propulsion – Operator powered drive for propelling means – Rotary cranking arm

Boat having a pedal drive