PRESS RELEASE

Patriot Scientific Appoints New Chief Financial Officer
Wednesday August 3, 8:00 am ET

SAN DIEGO--(BUSINESS WIRE)--Aug. 3, 2005--Patriot Scientific Corporation
(OTCBB:PTSC - News) a high-tech intellectual properties company working in the
advanced microprocessor field, has announced today that it has named Thomas J.
Sweeney, CPA, as Chief Financial Officer. Sweeney has over 25 years of
experience in his profession and will be responsible for managing Patriot
Scientific's financial organization and resources while contributing to the
development of the company's operations.

"We are delighted to gain the addition of Tom Sweeney to our senior management
team," said David H. Pohl, chairman and CEO of Patriot Scientific, Inc. "Tom is
a talented CFO with substantial experience in growth oriented companies which is
exactly what we need at this important juncture in Patriot's evolution," Pohl
added.


Since 2000 Sweeney has been a Partner in the San Diego office of Tatum CFO
Partners, a national financial services firm that is the largest professional
services provider of strategic, financial, and information technology leadership
in the country. He has served as CFO of New Visual Corporation, a publicly held
development stage company in the telecommunications industry with more than
8,000 shareholders. Sweeney was directly responsible for all SEC filings over
the three and one-half years that he held that position. While with Tatum he
also served as CFO of Mitchell International, Inc., a 700 person firm that is a
leading provider of information software, print publications and total business
solutions.


Sweeney has worked in Johannesburg and Cape Town, South Africa on a project
basis for a publicly held U.S. company as it completed acquisitions of satellite
technology subsidiaries. In addition Sweeney has served as CFO for several early
stage San Diego companies as they proceeded through formation and initial fund
raising activities.


Prior to Tatum, Sweeney's experience included organization of a startup venture
as well as service for 6 years in senior financial roles for Irvine-based
Ventana Companies, an international venture capital company with $230 million
directly under management and more than $3 billion placed in 78 portfolio
companies. His overall financial responsibility included management of funds,
involvement in fund raising, and roles in financial and operational matters
including SEC reporting, responsibility for audit and tax matters, and
responsibility for personnel and other administrative matters.


Earlier in his career Mr. Sweeney worked as an auditor for Ernst & Young LLP,
where he earned his CPA certificate, and he also worked for the international
consulting firm of McKinsey & Company.


Sweeney earned his BBA and MBA degree from The University of Texas at Austin and
is a member of the American Institute of CPA's.


About Patriot Scientific


Patriot Scientific has emerged as an effective and dynamic intellectual property
company, developing and marketing innovative and proprietary semiconductor
technologies into the fast-growing handheld wireless and smart card markets. The
company's portfolio of proprietary designs encompasses what is believed to be
fundamental ultra-low-power array microprocessor technology, as well as pending
patents designed to protect Patriot's proprietary technology and architecture.


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
websites www.hawkassociates.com and www.hawkmicrocaps.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.


Contact:
     for Patriot Scientific Corporation
     Media Relations:
     Attention Group
     Daryl Toor, 770-777-9489
     dtoor@attentiongroup.com
     ------------------------
     or
     Investor Relations:
     Hawk and Associates
     Frank Hawkins/Julie Marshall, 305-852-2383
     info@hawkassociates.com


Source: Patriot Scientific Corporation