Bluestone Lights Up Osram, Others Over LED Patents

Law360, New York (May 27, 2010, 2:15 PM EDT) -- Patent-holding company Bluestone Innovations Texas LLC has lodged separate infringement suits targeting lightbulb giant Osram GmbH over a laser diode patent and a slew of Asian companies over a light-emitting diode patent.

Dallas-based Bluestone's suits, lodged Wednesday in the U.S. District Court for the Eastern District of Texas, seek judgments of infringement of the various patents, as well as injunctive relief and damages.

The complaint against Munich-based Osram, which also names U.S. subsidiary Osram Silvania Inc. as a defendant, centers on U.S. Patent Number 6,448,102, titled...
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