Patterson Intellectual Property Law

Firm Update

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Recently Issued Patents – May 30, 2014

U.S. Patent No. 8,680,788 entitled “Semiconductor Light-Emitting Element Driver Circuit and Light Fixture Using the Same“ issued March 25, 2014 to Panasonic Corporation of Osaka, Japan

U.S. Patent No. 8,680,776 entitled “Lighting Device Including a Fast Start Circuit for Regulating Power Supply to a PFC Controller“ issued March 25, 2014 to Universal Lighting Technologies, Inc. of Madison, AL

U.S. Patent No. 8,680,775 entitled “Lighting Driver Circuit and Light Fixture“ issued March 25, 2014 to Panasonic Corporation of Osaka, Japan

U.S. Patent No. 8,678,425 entitled “Rollator Wheelchair“ issued March 25, 2014 to BOBErgo B.V. of Den Haag, Netherlands

U.S. Patent No. 8,672,581 entitled “Road Construction Machine, as Well as Method for Controlling the Distance of a Road Construction Machine Moved on a Ground Surface“ issued March 18, 2014 to Wirtgen GmbH of Germany

U.S. Patent No. 8,669,721 entitled “Solid State Light Source Based Lighting Device and Lighting System“ issued March 11, 2014 to Panasonic Corporation of Osaka, Japan

U.S. Patent No. 8,668,274 entitled “Method for Optimizing a Cutting Process in Road Milling Machines, as Well as Milling Machine for Machining Road Coverings“ issued March 11, 2014 to Wirtgen GmbH of Germany

U.S. Patent No. 8,666,362 entitled “Emergency Service Warning System“ issued March 4, 2014 to Phyco Trading B.V. of Nijkerk, Netherlands

U.S. Patent No. 8,664,883 entitled “LED Lighting Device with Chopper Circuit and Dimming  Control Method“ issued March 4, 2014 to Panasonic Corporation of Osaka, Japan