B63H 1/34

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9931899 Amphibious marsh craftApr 24, 17Apr 03, 18Not available
9738363 Continuous track outboard motor for watercraft propulsionMar 25, 16Aug 22, 17The United States of America as represented by the Secretary of the Navy
9580171 Multi-orientation, advanced vertical agility, variable-environment vehicleFeb 15, 16Feb 28, 17Not available
9315266 Multi-orientation, advanced vertical agility, variable-environment vehicleMay 06, 15Apr 19, 16Not available
9284001 Buoyant track amphibious transporter and traction cells thereforFeb 28, 12Mar 15, 16Navatek, Ltd.
9242523 Autonomous maritime container systemMar 30, 11Jan 26, 16AEPLOG, INC.
9079648 Device for boat propulsion or energy productionOct 03, 11Jul 14, 15Cosmomind AB
9061762 Multi-orientation, advanced vertical agility, variable-environment vehicleJun 10, 13Jun 23, 15Not available
8894452 Drive means for amphibious equipmentSep 20, 11Nov 25, 14EIK Engineering SDN. BHD.
8721378 Water tractor with floating tracksFeb 25, 11May 13, 14Not available
7980907 Amphibious paddle track propulsion systemNov 08, 10Jul 19, 11Not available
7759815 Wind motor with a holding device for a rotor shaftNov 25, 05Jul 20, 10NORDEX ENERGY GMBH
7540249 Acceleration system for link belt-mounted shipNov 12, 04Jun 02, 09Not available
RE38336 Hydroelectric powerplantJan 14, 99Dec 02, 03OPENHYDRO GROUP LIMITED
6406251 Bi-directional hydroturbine assembly for tidal deploymentOct 24, 00Jun 18, 02Not available
6139255 Bi-directional hydroturbine assembly for tidal deploymentMay 26, 99Oct 31, 00Not available
5592816 Hydroelectric powerplantFeb 03, 95Jan 14, 97Not available
5051059 Fluid powered electric generator having hinged vane rotorOct 13, 89Sep 24, 91Not available
4846091 Linear propellerAug 27, 86Jul 11, 89Not available
4772237 Paddle boatJun 25, 87Sep 20, 88Not available

Showing 1 to 20 of 22 results