A previous post discussed Everlight Electronics’ patent suit against Nichia in which the Taiwanese company is seeking a declaratory judgment that two LED patents owned by its Japanese rival are not infringed, invalid, and unenforceable due to alleged inequitable conduct by Nichia before the U.S. Patent and Trademark Office (PTO). (more…)

In previous posts (e.g., here, here and here) I’ve written about Nichia’s LED patent enforcement activity, including a now-settled global patent war with its Korean rival Seoul Semiconductor.

Another long-standing dispute with Taiwanese LED packaging manufacturer Everlight Electronics (more…)

Japanese LED maker Nichia has initiated another patent infringement suit, this time against a Washington state hand tool company called Wilmar Corporation (Wilmar).

The complaint (nichia-wilmar-complaint.pdf), filed in the Eastern District of Texas in Marshall, accuses Wilmar of infringing U.S. Patent Nos. 5,998,925 (’925 Patent), (more…)