LSI Corp. Hits Semiconductor Makers With Patent Suit
The chip designer and a subsidiary, Agere Systems Inc., lodged the complaint in the U.S. District Court for the Eastern District of Texas accusing many of the industry's leading semiconductor makers of infringing several of its patent's claims.
The U.S. Patent and Trademark Office issued U.S. Patent Number 5,227,335 B1, titled “Tungsten metallization,” in July 1993. The patent...

