Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6245820 | Method for treating Meniere's disease | Jun Kojima, Takeshi Otani | 2001-06-12 |
| 5124772 | Insulated gate bipolar transistor with a shortened carrier lifetime region | Makoto Hideshima, Tetsujiro Tsunoda, Masashi Kuwahara | 1992-06-23 |
| 5115300 | High-power semiconductor device | Tetsujiro Tsunoda | 1992-05-19 |