Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11075262 | Semiconductor device | Hisashi Yoshida, Tatsuo Shimizu, Ryosuke Iijima | 2021-07-27 |
| 11024487 | Current switch device including first and second electrodes and first and second grids | Hisao Miyazaki, Hisashi Yoshida | 2021-06-01 |
| 10991575 | Semiconductor device with partial regions having impunity concentrations selected to obtain a high threshold voltage | Hisashi Yoshida | 2021-04-27 |
| 10886747 | Power generation element, power generation module, power generation device, and power generation system | Hisashi Yoshida | 2021-01-05 |