Seoul Semiconductor Sues Big-Box TV Retailer for Infringement of 15 LED Patents in U.S. Court

Seoul Semiconductor (046890.KQ) has filed a patent infringement lawsuit in the United States District Court for the Eastern District of Texas, together with its affiliate, Seoul Viosys Co., Ltd. (collectively “Seoul”), against Fry’s Electronics (“Fry’s”), a retail company of consumer electronics. The patent litigation concerns Fry’s sales of various LED television products.

Fry’s is one of the largest big-box retailer of consumer electronics in the United States. It has 17 mega-stores in California and 14,000 employees. Fry’s currently offers more than 300 LED television models featuring twenty-five different global TV brands.

n its complaint, Seoul asserts that certain LED TV products in Fry’s stores infringe 15 of Seoul’s LED patents that relate to manufacturing processes for LED backlight units. Seoul’s patented technologies cover LED TV backlight unit structures, LED backlight lenses for providing uniform illumination of LED lights, UCD technology for high color gamut displays, LED packaging, LED chip fabrication, and LED epitaxy. These are significant technologies to improve the color, brightness, and duration time of all LCD light sources such as smartphones, laptops, tablet PCs and monitors as well as TVs.