Press Release

Inventors at Teradyne Connection Systems Receive 19 Patents

Eight Teradyne Engineers Recognized for Technology Innovations

Nashua, NH, April 14, 2003 - Teradyne announced today that eight engineers employed at Teradyne Connection Systems (TCS) were awarded with 19 patents for innovations related to the Division's connectors and printed circuit board technologies. The patents were handed out at ceremonies held Thursday, April 10 at the company's Nashua, New Hampshire headquarters.

Allan Astbury, Marc Cartier, Tom Cohen, Mark Gailus, Sepehr Kiani, Gerry Marvin, David McNamara, and Phil Stokoe were presented with plaques representing their inventions and patent numbers from the United States Patent Office. The patents were issued during the last year and represent innovations associated with Teradyne's GbXT, VHDM®, and NeXLev® family of electrical connector products as well as several other enabling technologies.

Presentations were made by members of Teradyne's management team, Ed Rogas, Senior Vice President and Ed Walsh, intellectual property counsel, and from TCS, Rick Schneider, President and Tom Pitten, Engineering Manager. "Innovation has always been at the core of our success in the marketplace," said Schneider. "The intellectual property represented by these patents is vital to keeping us ahead of the competition. We are extremely proud of this group of inventors and congratulate them on their achievements."

Photo: From Left to Right: Tom Pitten, Ed Rogas, Al Astbury, Tom Cohen, Marc Cartier, Phil Stokoe, Gerry Marvin, Sepehr Kiani, Dave McNamara, Mark Gailus, Ed Walsh, Rick Schneider.

About Teradyne Inc.
Teradyne (NYSE:TER) is the world's largest supplier of Automatic Test Equipment, and is also a leading supplier of interconnection systems. The company's products deliver competitive advantage to the world's leading semiconductor, electronics, automotive and network systems companies. In 2002, Teradyne had sales of $1.22 billion, and employed about 7000 people worldwide. For more information, visit www.teradyne.com.

About Teradyne Connection Systems
Teradyne Connection Systems (TCS), a division of Boston-based Teradyne, Inc., provides total system solutions to industry leading OEMs, with high-performance circuits, high-speed, high-density connectors, multi-gigabit backplane assemblies and complete system integration and test services. Leading manufacturers of communications and computing systems central to communicating, storing and using information use Teradyne's components and electronic manufacturing services to meet their demanding technology, reliability and time-to-market requirements. For more information visit http://www.teradyne.com/tcs.