Semiconductor Lasers Non-VCSELs

Corning and Osram Opto Semiconductors to Market a Laser and Fiber-based Light Source

Corning Inc. and Osram Opto Semiconductors have developed a unique laser-based light source that employs an innovative glass optical fiber from Corning that disperses light rather than transferring it. Osram Opto Semiconductors and Corning Incorporated announced a co-marketing agreement to promote this light source which will be called the Corning …

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Former Professor’s Patent Infringement Complaint Seeks Ban on Blu-ray and Blue LED Product Importation

A former Columbia University professor with a 50-year engineering career, Gertrude Neumark Rothschild, has accused 34 companies including Sony, Motorola, and Samsung of infringing her patents for LEDs and laser diodes. On February 20, 2008 she filed the complaint with the U.S. International Trade Commission in Washington. In filing the …

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Cree Expands Patent Cross Licensing Agreement with Nichia

Cree reported that has entered into an agreement with Nichia. The agreement expands Cree’s cross license arrangements announced in 2002 and 2005 to include additional patents relating to white LED technology and certain Cree patents relating to nitride lasers. Additionally the agreement resolves infringement claims Nichia previously asserted against LED …

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