Micron Infringed 11 YMTC Semiconductor Tech Patents, Suit Says

Semiconductor giant Micron Technology Inc. is blatantly infringing 11 patents owned by competing chip manufacturer Yangtze Memory Tech. Co. Ltd., according to a new federal lawsuit.

After YMTC leap-frogged Micron in the flash memory market in 2023, Micron responded with unauthorized, widespread use of its patented inventions, YMTC said in a complaint filed July 12 in the US District Court for the Northern District of California.

The lawsuit was filed one day after a federal Texas judge affirmed a $445 million jury verdict against Micron for infringing Netlist Inc.’s semiconductor patents.

China-based YMTC said it’s “one of the world’s most ...