Cummins Inc. Purchases MMP Portfolio(TM) License, According to Patriot Scientific Corporation

CARLSBAD, Calif., Oct. 26, 2010 -- Patriot Scientific Corporation (OTC Bulletin Board: PTSC - News) announced today that Cummins Inc. has purchased an MMP(TM) Portfolio license from The TPL Group. Cummins Inc. is a global power leader that designs, manufactures, sells and services diesel engines and related technology around the world.

About the MMP Portfolio

The Moore Microprocessor Patent Portfolio contains intellectual property that is jointly owned by the privately-held TPL Group and publicly-held Patriot Scientific Corporation (OTCBB: PTSC - News). The MMP Portfolio includes seven U.S. patents as well as their European and Japanese counterparts. It is widely recognized that the MMP Portfolio protects fundamental technology used in microprocessors, microcontrollers, digital signal processors (DSPs), embedded processors and system-on-chip (SoC) devices. Manufacturers of microprocessor-based products can learn more about how to participate in the MMP Portfolio Licensing Program by contacting: mmp-licensing@alliacense.com.

About Patriot Scientific

Headquartered in Carlsbad, California, Patriot Scientific Corporation provides data sharing and secure data solutions for a connected world. Patriot Scientific addresses the expanding market opportunities in the healthcare, justice and public safety industries through its wholly owned subsidiary Patriot Data Solutions Group, Inc. These growth activities are funded with revenues generated, in a large part, from the Moore Microprocessor Patent(TM) Portfolio licensing partnership with The TPL Group. Patriot Scientific's integrated core intelligence solution addresses the critical data/information sharing needs of the healthcare industry, the Department of Homeland Security, the Department of Justice, and federal, state, and local public safety and law enforcement agencies. For more information on Patriot Scientific Corporation, visit: www.ptsc.com.