Peak Sensor Systems Announces New Vice President of Sales 7/01/2003 Albuquerque, NM — Peak Sensor Systems, manufacturer of the leading endpoint detectors for the semiconductor industry, is pleased to announce the appointment of Vinh Thanh Nguyen as Vice President of Sales and Marketing.   "We are very pleased to welcome Mr. Nguyen to our executive staff" said Tony Palladino, President and Chief Executive Officer at Peak Sensor Systems. "Nguyen’s extensive background in the semiconductor capital equipment industry combined with his broad wafer processing experience and intimate knowledge of the Asian’s customer needs in the areas of sales, service and applications make him an ideal fit for this position."   The appointment comes in connection with Peak's recent focus to expand the company’s business into the Asian market.   Prior to joining Peak Sensor Systems, Mr. Nguyen was with FSI International for 12 years in various engineering and management positions. In those positions, he was highly involved in gaining new business and improving the interaction and relationship management with customers, field sales teams and distributors. About Peak Sensor Systems Established in 1997, Peak Sensor Systems provides Real Time Fault Detection, State of Health monitoring and End Point detection for plasma based semiconductor manufacturing tools. Peak's systems are based upon the integration of tool and process data utilizing multiple sensor input. Advanced mathematical techniques are utilized for fault detection, fault warnings, return from clean, chamber clean and plasma State of Health. Contact: Tony Palladino President Peak Sensor Systems (505) 342-1170