Featured patents

Ultra Slim Power Supply Device and Power Acquisition Device for Electric Vehicle
US 08833533 B2, Sept. 16, 2014, Magnetic Induction, Dongho Cho et al. / Korea Advanced Institute of Science and Technology (Daejeon, KR)
An ultra slim power supply device for supplying power to an electric vehicle…

Auxiliary and Motive Electric Power Pick-Up Structure for Land Vehicles
US 08820500 B2, Sept. 2, 2014, Bar, Jean-Luc Andre / Lohr Industrie (Hangenbieten, FR)
A structure for collecting motive and auxiliary electrical energy for a land…

System Adapted for One or More Vehicles, Which May Be Driven Forward Electrically
US 08794410 B2, Aug. 5, 2014, At or below ground surface, Gunnar Asplund / Elways AB (Solna, SE)
A system adapted for driving or propelling a vehicle powered by one or more…

Take-Up Reel Assembly
US 08727084 B1, May 20, 2014, Reels, David J Kuker
A take-up reel assembly comprising:…

Retractable Cord Reel
US 08657087 B2, Feb. 25, 2014, Reels, Paul C. Burke et al. / Telefonix, Inc. (Waukegan, US)
A retractable cord reel apparatus, the apparatus comprising…

Coated Power Rail
US 08636124 B2, Jan. 28, 2014, Rail, made of multiple materials, Mike Bridges et al. / Caterpillar Inc. (Peoria, US)
A power rail, comprising:…

Electrical Connection Device for Electric Vehicles
US 08556050 B2, Oct. 15, 2013, Magnetic Induction, Bryan Richards
An electrical connection device for an electric vehicle, comprising:…

Peak Demand Reduction in Mining Haul Trucks Utilizing an On-Board Energy Storage System
US 08499909 B2, Aug. 6, 2013, Systems of Distribution, Joy Mazumdar et al. / Siemens Industry, Inc. (Alpharetta, US)
A method for supplying electrical power to an electrical motor on a vehicle,…

Device for Transmitting Electrical Energy
US 08499910 B2, Aug. 6, 2013, Magnetic Induction, Burkhard Hübner / Stemmann-Technik GmbH (Schüttorf, DE)
A device for inductive transmission of electric energy to or from a mobile object…

Communications Spooler for a Mobile Robot
US 08485330 B2, July 16, 2013, Motor-operated, Chikyung Won et al. / iRobot Corporation (Bedford, US)
A method of controlling a length of cable between a cable reel and a tension…

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