Home> News> Article

Nichia’ s YAG Patents are invalid Everlight’s Victories aren’t Changed

2019-08-01 00: 06

Shulin District, New Taipei City, Taiwan, July 30, 2019-Everlight has filed invalidation trial procedures against Nichia ‘s YAG patents in United States, Australia, China and Taiwan. Everlight has received these winning judgements. Supreme Court of the United States has decided that the asserted claims of Nichia’s US YAG patents US5,998,925 and US7,531,960 are invalid. Full Court of Federal Court of Australia has decided that the asserted claims of Nichia’s Australia YAG patent 720234 are invalid.


On May 9, 2019, Beijing Intellectual Property Court has decided that Nichia’s China YAG patent CN200610095837.4 is invalid. On April 25, 2019, Taiwan Supreme Administrative Court has decided that Nichia’s Taiwan YAG patent TW383508 is invalid, and Everlight has won its ultimate victory.

In response to Nichia’s press release on July 30, Everlight declared that we finally decided to withdraw the statements of the lawsuit without prejudice based on the adjustment of the litigation strategy, but the above-mentioned winning facts remain unchanged.

EVERLIGHT respects intellectual property rights and will devote to the protection of customers’ and shareholders’ benefits and rights. 

Recommended Article