Exhibit 4.23 FINANCIAL CONSULTING SERVICES AGREEMENT This Financial Consulting Services Agreement (the "Agreement") is entered this 11th day of December, 2001 by and between M. Blaine Riley, Randall Letcavage and Rosemary Nguyen ("Consultants"),...Financial Consulting Services Agreement • January 22nd, 2002 • Patriot Scientific Corp • Communications equipment, nec • California
