Rambus Reaches 1,000th Patent Milestone

Commitment to innovation yields broad portfolio of patented inventions

Los Altos, California, United States  - July 16, 2010   - Rambus Inc. (NASDAQ: RMBS), one of the world’s premier technology licensing companies, today announced that it has been granted its 1,000th patent. Rambus' growing patent portfolio includes inventions in the areas of high-performance memory and serial solutions, package layout, system design, and lighting and display technologies.

“Reaching the 1,000th patent mark in our 20th year showcases the results of our long-term commitment to innovation,” said Harold Hughes, president and CEO of Rambus. “Our engineers and scientists have developed foundational technology that furthers our mission of continuously enriching consumers’ experience of electronic systems.”

Rambus innovations are used in virtually all digital electronics products including personal computers, video game consoles, HDTVs and smartphones. With Rambus’ newly formed Lighting and Display Technology division, the Company expands its innovation efforts to include next-generation solutions for general lighting and display applications.

Rambus now has over 1,000 issued patents and over 700 pending applications. The Company’s portfolio includes patents issued by the U.S. Patent and Trademark Office and the patent offices of other nations. For more information, visit http://www.rambus.com/us/technology/innovations/index.html.

About Rambus Inc.

Rambus is one of the world’s premier technology licensing companies. Founded in 1990, the Company specializes in the invention and design of architectures focused on enhancing the end-user experience of electronic systems. Rambus’ patented innovations and breakthrough technologies help industry-leading companies bring superior products to market. Rambus licenses both its world-class patent portfolio, as well as its family of leadership and industry-standard solutions. Headquartered in Los Altos, California, Rambus has regional offices in North Carolina, Ohio, India, Germany, Japan, and Taiwan. Additional information is available at www.rambus.com.

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