Sony Can't Convince Judge L-3 Sensor Patent Is Invalid

Law360, New York (October 16, 2013, 6:52 PM EDT) -- A Delaware federal judge ruled Wednesday that an L-3 Communications Corp. patent for semiconductor image sensors that’s being challenged by Sony Corp. is not invalid in light of a Xerox Corp. patent for a similar invention, with the court finding there was insufficient evidence that Xerox's innovation came first.

U.S. District Judge Richard G. Andrews said Sony — which L-3 had originally accused of infringing the patent and later filed counterclaims assailing its validity — had not proven Xerox developed a prototype of its sensor array...
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