Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7696530 | Dual-gate sensor | Tetsushi Yamamoto, Tadahiko Hirai | 2010-04-13 |
| 6140169 | Method for manufacturing field effect transistor | Hiroji Kawai | 2000-10-31 |
| 6064082 | Heterojunction field effect transistor | Hiroji Kawai, Toshimasa Kobayashi | 2000-05-16 |
| 5929467 | Field effect transistor with nitride compound | Hiroji Kawai | 1999-07-27 |
| 5506855 | Semiconductor laser | Akira Ishibashi, Shoji Kanamaru, Hiroyuki Okuyama | 1996-04-09 |
| 4758870 | Semiconductor device | Ichiro Hase, Hiroji Kawai, Kunio Kaneko | 1988-07-19 |