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Nichia files second provisional injunction action against an importer/seller of LED lighting products manufactured in Korea

May 18, 2011 – Nichia Corporation announced today that it had filed an additional provisional injunction action in Tokyo District Court to enjoin Koyo Business Services, Inc.(Koyo Business Service Kabushiki Kaisha) from infringing Nichia's patent.

Nichia believes white LEDs used in 3 inch LED warm white color downlighting products (product name: "PICASONA"; model number: K-CL3-WA5) which Koyo claims to be manufactured by a Korean LED lighting product manufacturer LumiRich pursuant to an OEM arrangement with Koyo and imported to Japan and sold by Koyo, infringe Nichia's patent (No.3700502), and have come to file a provisional injunction action in Tokyo District court in addition to the provisional injunction action dated April 28 referenced below:

May 9, 2011 press release – "Nichia files provisional injunction action against an importer/seller of LED lighting products manufactured in Korea"

The patent is one of Nichia's patents concerning the technology of combining garnet phosphors known as "YAG"or"LAG"with blue LED, and is employed in many white LED products that combine phosphor with blue LED.

Nichia will take necessary measure to protect its intellectual property rights against any companies in any part of the world.

Contact information;
Public Relations, Nichia Corporation
Tel:+81-884-22-2311
Fax:+81-884-23-7752