1. Semiconductor Energy Laboratory Co., Ltd; 398 Hase Atsugi-shi Kanagawa 243-0036 Japan
2. Advanced Film Device Inc.; 161-2 Masuzuka, Tsuga-machi Tochigi-shi Tochigi 328-0114 Japan
3. Sharp Corporation; 2613-1, Ichinomoto-cho Tenri Nara 632-8567 Japan