Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10868168 | Semiconductor device and method of manufacturing semiconductor device | Keishirou Kumada, Yasuyuki Hoshi | 2020-12-15 |
| 10818789 | Semiconductor device and semiconductor circuit device | Keishirou Kumada, Yasuyuki Hoshi, Yoshihisa Suzuki | 2020-10-27 |
| 10658465 | Silicon carbide semiconductor device and method of manufacturing a silicon carbide semiconductor device | Yasuyuki Hoshi, Keishirou Kumada | 2020-05-19 |
| 10559514 | Semiconductor device | Keishirou Kumada, Yoshihisa Suzuki, Yasuyuki Hoshi | 2020-02-11 |