Keithley Recognized for Outstanding Customer Satisfaction in Semiconductor Industry.

CLEVELAND -- Keithley Instruments, Inc. (NYSE:KEI), a leader in solutions for emerging measurement needs, has been recognized for outstanding customer satisfaction by VLSI Research Inc, a global leader in providing independent customer evaluations of semiconductor equipment suppliers. VLSI has awarded Keithley a five star rating among Process Diagnostics companies, the highest possible rating for overall customer satisfaction. The rating is based on a report that measures overall customer satisfaction in the categories of cost of ownership, quality of results, product performance, customer service, technical leadership, and commitment. Keithley is one of only a handful of companies to receive a five star rating for two consecutive years.

VLSI's five star rating recognizes Keithley's ongoing commitment to its customers in the semiconductor industry involved in advanced materials research, device characterization, and production of end-products such as electronic assemblies and wireless communication devices. Keithley is focused on helping its customers improve their products and processes and reduce their time to market with instrumentation that increases ease-of-use while lowering costs.

Keithley offers a broad line of test and measurement solutions for its customers in the semiconductor industry ranging from parametric test systems to benchtop source and measure instruments. These include the Model 4200-SCS Semiconductor Characterization System for pulse characterization and reliability testing of semiconductor devices and the Series S600 Parametric Test Systems for a wide range of testing needs in semiconductor fabs and wafer foundries.

For More Information. For more information on Keithley's semiconductor test and measurement solutions, visit http://www.keithley.com/products/semiconductor or contact the company at:

Telephone:  <
800-688-9951440-248-0400
FAX:        <
440-248-6168
E-mail:     <
[e-mail]
Internet:   <
www.keithley.com
Address:    <
Keithley Instruments, Inc.
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28775 Aurora Road
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Cleveland, OH 44139-1891

About Keithley Instruments, Inc.

With more than 60 years of measurement expertise, Keithley Instruments has become a world leader in advanced electrical test instruments and systems from DC to RF (radio frequency). Our products solve emerging measurement needs in production testing, process monitoring, product development, and research. Our customers are scientists and engineers in the worldwide electronics industry involved with advanced materials research, semiconductor device development and fabrication, and the production of end products such as portable wireless devices. The value we provide them is a combination of precision measurement technology and a rich understanding of their applications to improve the quality of their products and reduce their cost of test.

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