Patriot’s President and CEO, Rick Goerner, said: “We are pleased to have another customer’s validation of our ongoing licensing activities for the MMP™ Portfolio through TPL. Since the beginning of 2008, we have announced ten new licensees for the MMP™ Portfolio.”

The wide scope of licensed applications using the MMP™ Portfolio design techniques continues to encourage global manufacturers of end user products to become MMP™ Portfolio licensees. More than 40 companies from the US, Europe, Japan, Korea and Taiwan have licensed the MMP™ Portfolio technologies, including many industry leaders such as Fujitsu, Hewlett Packard, Kenwood, Mattel, Nokia, Philips, Sony and Toshiba.

The MMP™ Portfolio patents utilize techniques that enable higher performance and lower cost designs and are fundamental to consumer and commercial digital systems. Today, there are dozens of microprocessor-based key features and benefits that are included in systems such as: DVD players, cell phones and portable music players to communications infrastructure, medical equipment, and automobiles.

About Research In Motion Limited

Research In Motion (NASDAQ:RIMM), is a leading designer, manufacturer and marketer of innovative wireless solutions for the worldwide mobile communications market. RIM's portfolio of award-winning products, services and embedded technologies are used by thousands of organizations around the world and include the BlackBerry® wireless platform, the RIM Wireless Handheld™ product line, software development tools, radio-modems and software/hardware licensing agreements. For more information, visit http://www.rim.com.

About Patriot Scientific

Patriot Scientific is a leading intellectual-property licensing company that develops, markets, and enables innovative technologies that satisfy the demands of fast-growing markets for wireless devices, smart cards, home appliances, network gateways, set-top boxes, entertainment technology, automotive telematics, biomedical devices, industrial controllers and more. Headquartered in Carlsbad, Calif., information about the company can be found at http://www.patriotscientific.com.

An investment profile on Patriot Scientific may be found at http://www.hawkassociates.com/profile/ptsc.cfm. Copies of Patriot Scientific press releases, current price quotes, stock charts and other valuable information for investors may be found at http://www.hawkassociates.com and http://www.americanmicrocaps.com. To receive free e-mail notification of future releases for Patriot Scientific, sign up at http://www.hawkassociates.com/about/alert/.

About the MMP™ Portfolio

The Moore Microprocessor Patent™ Portfolio contains intellectual property that is jointly owned by publicly-held Patriot Scientific Corporation (OTCBB:PTSC) and the privately held The TPL Group. 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 Alliacense

Alliacense is a TPL Group Enterprise executing best-in-class design and implementation of Intellectual Property (IP) licensing programs. As a cadre of IP licensing strategists, technology experts, and experienced business development/management executives, Alliacense focuses on expanding the awareness and value of TPL’s IP portfolios. Founded in 1988, The TPL Group has emerged as a coalition of high technology enterprises involved in the development, management and commercialization of proprietary product technologies as well as the design, manufacture and sales of proprietary products based on those technologies and corresponding IP assets. For more information, visit http://www.alliacense.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, patent litigation, technical development risks, seasonality and other risk factors detailed in the company's Securities and Exchange Commission filings.

Moore Microprocessor Patent™ (MMP) and Alliacense are trademarks of Technology Properties Limited (TPL). PTSC is a trademark of Patriot Scientific Corporation. All other trademarks belong to their respective owners.

Patriot Scientific
Media Relations
The Hoffman Agency
John Radewagen, Vice President, Corporate Communications
408-975-3005
408-219-9199 (mobile)
jradewagen@hoffman.com
http://www.hoffman.com
or
Patriot Scientific
Investor Relations
Hawk Associates Inc.
Account Managers
Ken AuYeung or Frank Hawkins, 305-451-1888
patriot.scientific@hawkassociates.com
http://www.hawkassociates.com