Alpine Electronics Purchases Microprocessor Patent Portfolio License.

Famous Maker of In-Car Entertainment Systems Joins Ranks of Licensees

CARLSBAD, Calif. -- Patriot Scientific Corporation (OTCBB:PTSC) announced today that Alpine Electronics, Inc. has purchased a Moore Microprocessor Patent[TM] (MMP) Portfolio license. From its headquarters in Japan, Alpine is mainly engaged in the manufacture and sale of automobile audio, information and navigation systems for OEM and aftermarket channels worldwide.

"This agreement is a wonderful recognition of the strength and broad scope of the MMP Portfolio," said Joe Minville, vice president of Licensing for Alliacense, Patriot Scientific's commercialization partner.

"Alpine is the fourth new licensee of our patented microprocessor technology in just eight days, and the 29th overall," added Patriot Scientific President and CEO Jim Turley. "We're delighted to add Alpine to the list of well-known licensees. The technology that was developed for our own products has now proven to be useful to other companies' innovations as well."

The sweeping scope of electronics applications that use MMP design techniques continues to encourage manufacturers of end-user products from around the world to license the MMP technology. More than 25 global companies have purchased licenses including AMD, Intel, Hewlett Packard, Casio, Fujitsu, Sony, Nikon, Seiko Epson, Pentax, Olympus, Kenwood, Agilent, Lexmark, Schneider Electric, NEC Corporation, Funai Electric, SanDisk, Sharp Corporation, Nokia, Bull, LEGO, DMP Electronics, Denso Wave, Philips, TEAC, Daewoo Electronics and Lite-On IT.

About Alpine Electronics

Alpine Electronics is an automotive electronics system supplier and an ISO-certified global corporation. Alpine specializes in engineering and manufacturing products for mobile media systems that include audio, video, satellite-linked navigation and connectivity solutions. With research and development facilities in Asia, Europe and the U.S., Alpine is the automotive specialist for premium sound systems and vehicle navigation for both aftermarket and OEM factory installations. Alpine Electronics is a consolidated subsidiary of Alps Electric Co., Ltd., one of the world's premier manufacturers of electronic components for computer, communications and car electronics equipment. Visit http://www.alpine.com to learn more about Alpine products or to find an authorized retailer.

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.ptsc.com.

An investment profile on Patriot Scientific may be found at http://www.hawkassociates.com/ptscprofile.aspx. 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/email.aspx.

About the MMP Portfolio

The Moore Microprocessor Patent(TM) Portfolio contains intellectual property that is jointly owned by the privately held TPL Group and publicly held Patriot Scientific Corporation (OTCBB:PTSC). The portfolio includes seven U.S. patents as well as their European and Japanese counterparts. The jointly owned patents protect fundamental technology used in the design of microprocessors, microcontrollers, digital signal processors (DSPs), embedded microprocessors, 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: [e-mail].

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.