Seoul Semiconductor (“Seoul”) continuously invalidated Japanese lens maker Enplas’s LED lens patents again in U.S. and Europe, and obtained the final infringement judgment from a U.S. Federal court holding that Enplas willfully infringed Seoul’s backlight system and lens patents, which has consolidated Seoul’s victory in global backlight lens patent litigations.

Seoul Semiconductor has successfully revoked Japanese lens maker Enplas’s LED lens patent in Taiwan, adding to a string of legal victories against Enplas in the U.S., Korea, and Europe. As a result of Seoul’s challenge, Enplas’s patent has been revoked in Taiwan.

Seoul Semiconductor announced that it won a patent infringement lawsuit regarding LED backlight lens technology against Japanese lens maker Enplas.

Seoul Semiconductor announced that it has prevailed in a series of patent invalidation actions against Japanese lens maker Enplas also concluded royalty-bearing licenses regarding LED technology with North American television makers, which demonstrates the strength of Seoul’s LED technology and intellectual property program.

A recent ruling made by the U.S. Patent Trial and Appeal Board has invalidated claims of Japanese LED lens manufacturer Enplas patent for a device applied in LCD backlight, which marks a win for rival Seoul Semiconductor, reported Law 360.