Supplier of LED lighting engineering head Er semiconductor (Seoul Semiconductor) , announce Japanese day inferior chemical industry (Nichia) already recently to Korea head in the center of Er regional court to lodge a complaint, allege a blue chip that Er semiconductor uses in product of Bai Guang LED (number TWH104-HS) encroachs his to be in the 406201st patent of Korea, semiconductor of requirement head Er undertakes compensatory to tort. And head Er semiconductor expresses after receiving afore-mentioned litigant written complaint, through careful analysis, this company firm identify hold relevant and patent technology, did not violate day inferior alludes patent. Head Er semiconductor expresses, the technology of this company research and development had been registered 1, a variety of 200 patent, its product is with this the company has patent technology to be a foundation oneself, combine the SSLDC(Solid State Light Display Center) of UCSB(University Of California Santa Barbara) of acquired United States, and the patent technology of many university such as Japanese Nitride Semiconductor, research organization and company authorization, pass at the same time with the famous LED such as TOYADA GOSEI of SRAM of American Cree, Germany, Japan chip manufacturer builds alternate accredit agreement and with the strategy collaboration concerns. On October 10, 2007, day inferior to Korea head in the center of Er regional court to lodge a complaint, allege the is used at product of LED of Bai Guang of series of Z-power LED P9 blue chip of an Er semiconductor, encroach its to be in the 491482nd patent of Korea, semiconductor of requirement head Er undertakes compensatory to tort. Express to this Er semiconductor, this company already stated on May 18, 2007 this P9 product is the blue chip production that used American SemiLED. To the lawsuit of this product, the response offers after this company will talk things over with SemiLED. Origin: International electronic market conditions