Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4949137 | Semiconductor device | Hitoshi Matsuzaki, Kiyoshi Tukuda, Hideki Miyazaki | 1990-08-14 |
| 4654691 | Semiconductor device with field plate | Yoshikazu Hosokawa | 1987-03-31 |
| 4210464 | Method of simultaneously controlling the lifetimes and leakage currents in semiconductor devices by hot electron irradiation through passivating glass layers | Tomoyuki Tanaka, Masahiro Okamura, Takuzo Ogawa | 1980-07-01 |
| 4201598 | Electron irradiation process of glass passivated semiconductor devices for improved reverse characteristics | Tomoyuki Tanaka, Masahiro Okamura | 1980-05-06 |