Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6815707 | Field-effect type semiconductor device for power amplifier | Masatoshi Morikawa, Isao Yoshida, Katsuyoshi Washio | 2004-11-09 |
| 6727514 | Thin-film semiconductor integrated circuit device and picture display device with using thereof and manufacturing method thereof | Seong-Kee Park, Kiyokazu Nakagawa, Shinya Yamaguchi | 2004-04-27 |
| 6723541 | Method of producing semiconductor device and semiconductor substrate | Shinya Yamaguchi, Katsuyoshi Washio | 2004-04-20 |