Patriot Scientific Corporation (PTSC) Files Lawsuit Against Matsushita

- Patriot Scientific Corporation (OTCBB:PTSC) announced today that the company has filed a lawsuit against Matsushita to protect patent rights contained in Patent No. 5,809,336 "High Performance Microprocessor Having Variable Speed System Clock." The lawsuit was filed with U.S. District Court for the District of New Jersey - Case Number 2:03 CV 06210.

Jeff Wallin, president and CEO of PTSC, said, "The complaint against Matsushita expands the filings to protect Patriot Scientific patent rights to five companies with lawsuits filed against Sony on December 23, 2003 and Fujitsu, Toshiba and NEC on December 24th. These initial filings are seeking damages in excess of several hundred million dollars."

Patriot's patents describe the principal means used by the microprocessor industry to increase the internal operating speed of modern microprocessors. Patriot's patent portfolio encompasses the fundamental workings of well over $18 billion dollars worth of microprocessors sold in the United States last year. From the time the patents were issued, the company estimates that over $150 billion dollars worth of microprocessors have made use of Patriot's technology.

Many products developed and manufactured by Matsushita are marketed under the Panasonic brand.

An investment profile on Patriot Scientific may be found at www.hawkassociates.com/patriot/profile.htm.

About Patriot Scientific
Patriot Scientific is an intellectual property company developing and marketing innovative and proprietary semiconductor technologies into the fast-growing hand held wireless and smart card markets. The company's portfolio of patents encompasses what is believed to be fundamental microprocessor technology and includes additional patents pending to protect its technology and architecture. For more information please visit Patriot Scientific online at www.ptsc.com.


For investor relations information contact Frank Hawkins or Julie Marshall, Hawk Associates, at (305) 852-2383. Email: info@hawkassociates.com For Patriot Scientific information contact Lowell Giffhorn at (858) 674-5018. Detailed information about Patriot Scientific can be found on the website www.ptsc.com. Copies of Patriot Scientific press releases, current price quotes, stock charts and other valuable information for investors may be found on the website www.hawkassociates.com.


Safe Harbor statement under the Private Securities Litigation Reform Act of 1995: Statements in this news release looking forward in time involve risks and uncertainties, including the risks associated with the effect of changing economic conditions, trends in the products markets, variations in the company's cash flow, market acceptance risks, technical development risks, seasonality and other risk factors detailed in the company's Securities and Exchange Commission filings.