Nichia Corporation announced today that the Korean Intellectual Property Tribunal (“IPT”) ruled on May 22, 2008 that the design registration (No. 364186) of the LED manufacturer Seoul Semiconductor Co., Ltd. (“SSC”) is invalid, finding that said registration was similar to the prior art design (Design Publication; Similar Design Registration No. 294490-2) of Nichia Corporation (“Nichia”).IPT rendered the above decision in the invalidation trial that was filed by Nichia on July 24, 2007 against SSC. The invalidated design of SSC is for a side view light emitting diode (“LED”).

Press releases on other actions that Nichia has filed against SSC:

• Nichia Initiates UK Lawsuit Against Seoul Semiconductor's Acriche Products(May 14, 2008)
• Nichia files Patent Infringement Lawsuit (2nd Lawsuit) against Japan Seoul Semiconductor Co. Ltd. over White LEDs(April 24, 2008)
• A lawsuit is filed against Seoul Semiconductor Co., Ltd. for defamation(December 28, 2007)
• The jury affirmed Seoul Semiconductor’s willful infringement of Nichia design patents(November 9, 2007)
• Nichia Files Patent Infringement Lawsuit (2nd Lawsuit) against Seoul Semiconductor Co. Ltd. over White LEDs in Korea (the 2nd litigation)(October 10, 2007)
• Nichia Files Patent Infringement Lawsuit against Seoul Semiconductor Co. Ltd. over White LEDs in Korea(September 17, 2007)
• NICHIA'S INFRINGEMENT BATTLE WITH SEOUL SEMICONDUCTOR LIVES ON(September 4, 2007)
• Nichia files Patent Infringement Lawsuit against Japan Seoul Semiconductor Co. Ltd. over White LEDs(May 17, 2007)
• Nichia Asserts Design Patents Against Seoul Semiconductor (January 16, 2006)