Lam Wins Editors' Choice Best Product Award
July 10, 2006

FREMONT, Calif., July 10, 2006—Lam Research Corporation (NASDAQ: LRCX) today announced that its 2300 Versys Kiyo has been selected for the prestigious Editors' Choice Best Product Award.

The award, which will be presented to 20 winners by Semiconductor International magazine on July 12, honors the industry's top products for superior production performance and significant contributions to semiconductor manufacturing. The manufacturing excellence of winning products is validated by customer testimonials as part of the selection process.

"We're honored to receive this award," stated Nick Bright, executive vice president, Regional Business and Global Products, "and to be validated by our customers for the high level of trust and satisfaction they have in the 2300 Versys Kiyo. Kiyo's proprietary tuning technologies enable real-time control of processes, a capability that is becoming increasingly important with each technology node, particularly at 65 nm and below. Together with the system's unique ability to control the process environment, these capabilities have enabled our customers to achieve their performance goals while maintaining high productivity for some of their most critical processes in the fab."

"Advances in semiconductor technology are only possible because of the kinds of products being honored in this year's Editors' Choice Best Product Awards program," said Pete Singer, editor-in-chief of Semiconductor International. "Chipmakers rely on these products to create electronics that are smarter, smaller, faster, less expensive, and more reliable. We congratulate the people and the companies that have had the insight and fortitude to bring these products to the market."

The 2300 Versys Kiyo silicon etch system is in production or development at major semiconductor manufacturers in DRAM, Logic, and NAND Flash production in all regions served by Lam. It is employed in a wide range of critical front end silicon etch applications on 200 mm and 300 mm wafers for technology nodes from 90 nm to sub-65 nm.

Statements made in this press release which are not statements of historical fact are forward-looking statements and are subject to the safe harbor provisions created by the Private Securities Litigation Reform Act of 1995. Such forward-looking statements relate to the capabilities of Lam's products and how such capabilities have affected our customers' achievements. Some factors that may affect these forward-looking statements include: changing technologies and our plans for reacting to those changes. These forward-looking statements are based on current expectations and are subject to uncertainties and changes in condition, significance, value and effect as well as other risks detailed in documents filed with the Securities and Exchange Commission, including specifically the report on Form 10-K for the year ended June 26, 2005, and Form 10-Q for the quarter ended March 26, 2006, which could cause actual results to vary from expectations. The Company undertakes no obligation to update the information or statements made in this press release.

Lam Research Corporation is a major supplier of wafer fabrication equipment and services to the world's semiconductor industry. Lam's common stock trades on The NASDAQ Global Select MarketSM under the symbol LRCX. Lam is a NASDAQ-100® company. The Company's World Wide Web address is

Lam Research Corporation Contact:
Shawn Lynch, Corporate Communications, phone: 816/500-8191, e-mail: