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Sony filed a complaint against LG Electronics with the U.S....

Sony filed a complaint against LG Electronics with the U.S. International Trade Commission, alleging the phone maker committed patent infringement. It also filed a lawsuit in federal court in Los Angeles, asking that LG not to be allowed to ship…

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cellphones in the U.S. Sony claimed some of LG’s devices use Sony’s patented technology. Allegedly infringing devices include the LG Quantum, the new Windows Phone 7 device available from AT&T, Sony said in its ITC complaint. Other devices mentioned include the Cosmos, Accolade, Encore, enV Touch, Fathom, Glance, GU295, Lotus Elite, LX370, Neon, Rumor Touch, VL600, Vu Plus, and Xenon. Sony wants the ITC or the court to stop LG from importing, selling, marketing, advertising, or demonstrating the infringing devices in the U.S. LG couldn’t be reached immediately for comment.