Featured patents

Water Deflector for a Marine Outboard Engine
US 08834216 B1, Sept. 16, 2014, Having means to control flow around propeller, Jeff Turner et al. / BRP US Inc. (Sturtevant, US)
A stern bracket for mounting a drive unit to a watercraft, the drive unit…

Standing Watercraft With Torso-Mounted Paddles
US 08845372 B2, Sept. 30, 2014, Articulated sectional oar or paddle, Jerome Connelly Farmer
An apparatus for floatation and propulsion of a user on a body of water…

Method and System for Controlling the Exhaust Gases From an Engine
US 08808045 B2, Aug. 19, 2014, High and low speed exhaust pressure relief or outlet location condition responsive, Jens Blomqvist et al. / AB Volvo Penta (Göteborg, SE)
A method for controlling the exit of exhaust gases from an engine, the engine…

Outboard Motor
US 08795013 B1, Aug. 5, 2014, Treating exhaust with a catalyst, Katsumi Ochiai et al. / Yamaha Hatsudoki Kabushiki Kaisha (Shizuoka, JP)
An outboard motor comprising:…

Marine Propulsion Systems and Intake Air Systems for Marine Propulsion Systems
US 08858282 B2, Oct. 14, 2014, Air intake for engine, Randall J. Poirier et al. / Brunswick Corporation (Lake Forest, US)
A marine propulsion system for propelling a marine vessel in water, the system…

Amphibious Vehicle
US 08764499 B1, July 1, 2014, Having separated propulsion means for land and water, J. David March
An amphibious vehicle comprising:…

Driveshaft Sealing for a Marine Propulsion System
US 08622779 B2, Jan. 7, 2014, Having thru-hull sealing means, Michel Bourret et al. / Bombardier Recreational Products Inc. (Valcourt, CA)
A watercraft comprising:…

Outboard Motor
US 08628364 B2, Jan. 14, 2014, Means to Control the Supply of Energy Responsive to a Sensed Condition, Hideaki Takada et al. / Honda Motor Co., Ltd. (Tokyo, JP)
An outboard motor in which exhaust produced by driving of an engine is emitted…

Vessel Propulsion System for Watercraft
US 08517785 B2, Aug. 27, 2013, Cooling for engine, Andreas Schröter et al. / Siemens Aktiengesellschaft (Munich, DE)
A vessel propulsion system for watercraft, comprising:…

Outboard Motor Compression Transom Attachment Assembly
US 08454400 B1, June 4, 2013, Screw Propeller, Edward F. Downs, Jr. / The United States of America as represented by the Secretary of the Navy (Washington, US)
An attachment assembly for mounting an outboard motor on a boat transom…

Patentorg has 201 documents under Marine Propulsion Patents.

Narrow down the browsing criteria below to see more patents.

Select a subcategory
Quick navigation
New documents
  • Process for the Production of the Actinobacillus Pleuropneumoniae Toxins APXI or APXIII in a Liquid Culture Medium Under Supply of Air Enriched in Carbon Dioxide
  • Method for Manufacturing Nonvolatile Memory Device
  • Supply Chain Demand Satisfaction
  • Supply-Line Management Device
  • Storage Control Device and Method for Managing Snapshot