SOURCE: Mattson Technology, Inc.

June 09, 2009 06:30 ET

Mattson Technology Receives Production Tool Status for Suprema™ Photoresist System From Leading Memory Customer

FREMONT, CA--(Marketwire - June 9, 2009) - Mattson Technology, Inc. (NASDAQ: MTSN), a leading supplier of advanced process equipment used to manufacture semiconductors, today announced that a major memory device manufacturer has completed production qualification of the Company's Suprema™ photoresist strip system. The Company noted that the customer has accepted the tool, currently at its site for performance verification, and plans to fan out the technology to its manufacturing partners in Asia.

Sr. Vice President and General Manager of Mattson Technology's Plasma Products Group, Randy Matsuda, noted, "We are pleased to have been selected by this recognized technology leader in memory. In today's competitive memory manufacturing, achieving technical results at the lowest cost is imperative. This acceptance once again demonstrates our leadership position with photoresist strip products in both technology and lowest Cost of Ownership."

Matsuda continued, "Suprema has been installed and is operational at 8 of the top 10 semiconductor companies, and is gaining acceptance by the key device manufacturers. As a result, Suprema continues to displace competitors globally and gain market share. According to Gartner's latest market share report, Mattson gained 4.9% in dry strip share during 2008."

"Safe Harbor" Statement Under the Private Securities Litigation Reform Act of 1995: This news release contains forward-looking statements. Forward-looking statements address matters that are subject to a number of risks and uncertainties that can cause actual results to differ materially. Such risks and uncertainties include, but are not limited to: end-user demand for semiconductors; customer demand for semiconductor manufacturing equipment; the timing of significant customer orders for the Company's products; customer acceptance of delivered products and the Company's ability to collect amounts due upon shipment and upon acceptance; the Company's ability to timely manufacture, deliver and support ordered products; the Company's ability to bring new products to market and to gain market share with such products; customer rate of adoption of new technologies; risks inherent in the development of complex technology; the timing and competitiveness of new product releases by the Company's competitors; the Company's ability to align its cost structure with market conditions; and other risks and uncertainties described in the Company's Forms 10-K, 10-Q and other filings with the Securities and Exchange Commission. The Company assumes no obligation to update the information provided in this news release.

About Mattson Technology, Inc.

Mattson Technology, Inc. designs, manufactures and markets semiconductor wafer processing equipment used in the fabrication of integrated circuits. We are a leading supplier of plasma and rapid thermal processing equipment to the global semiconductor industry. Through manufacturing and design innovation, we have produced technologically advanced systems that provide productive and cost effective solutions for customers fabricating current- and next-generation semiconductor devices. For more information, please contact Mattson Technology, Inc., 47131 Bayside Parkway, Fremont, CA, 94538. Telephone: (800) MATTSON/(510) 657-5900. Internet: www.mattson.com

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