1. Mitsubishi Electric Corp.
2. Infineon Technologies AG
3. Fuji Electric Co. Ltd
4. Fairchild Semiconductors (ON Semiconductor)
5. Semikron Elektronik GmbH & Co. KG
6. ROHM Co. Ltd
7. Vincotech GmbH
8. Future Electronics Inc.
9. ST Microelectronics NV
10. Powerex Inc.