AEG Telefunken
Analog Devices
Atmel Corporation
Burr Brown
Calex
Ferranti Ltd.
Fujitsu
Hitachi, Ltd.
ITT Semiconductors
Int. Rectifier
Intersil
Linear Technology
Matsushita
Maxim Integrated
Mitsubishi
Motorola Products
Philips
RFT electronic
SGS Thomson
Samsung CO. LTD.
Sescosem
Siemens AG
Texas Instruments
Tokyo Sanyo Co.
Toshiba
Valvo GmbH