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LG.Philips LCD Files Patent Infringement Lawsuit Against Chunghwa Picture Tubes, Ltd.
2002-09-05
SEOUL, South Korea, September 3, 2002-LG.Philips LCD Co., Ltd., a leading innovator of LCD (Liquid Crystal Display) technology, today announced that it has filed a patent infringement lawsuit against Chunghwa Picture Tubes, Ltd (CPT), Tatung Co. and Tatung Co. of America in the United States Federal Court in Los Angeles, Calif. The complaint and suit allege that CPT has infringed on six of LG.Philips LCD's U.S. patents related to the company's thin-film transistor (TFT)-LCD technology
(U.S. Patent No. 4,624,737, No. 5,825,449, No. 6,373,537, No. 6,020,942, No. 6,002,457 and No. 5,926,237.)
As one of the world's largest producers of TFT-LCDs, LG.Philips LCD has an extensive technology patent portfolio. The company filed this lawsuit to protect its valuable intellectual property (IP), only after CPT refused to cease its infringing activities or negotiate an amicable resolution to the dispute.