Gray Manufacturing Co., Inc. Files Patent Infringement Lawsuit

Gray Manufacturing Company, Inc., a family owned and operated business in St. Joseph, Missouri, specializing in manufacturing and selling portable lifting equipment for use by professional mechanics, announced today that it filed a patent infringement lawsuit against ARS Global Guiding, Inc., of Pasadena, California, Maxima USA, of Pasadena, California and the Chinese companies of Yantai Maxima Automobile Repair Equipment Manufacture Co., Ltd., Yantai Bantam Automobile Test & Repair Equipment Manufacture Co., Ltd., MIT Group / Maxima, and MIT Automobile, Inc. among other defendants.

A patent infringement claim in federal court in Canada against Service De Freins Montreal Ltd., Montreal Brakes Services Ltd. ┬áIn the claim, Gray Manufacturing alleges that the defendant violated Gray’s Canadian patent related to wireless lifting devices.
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