Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11276751 | Semiconductor device, inverter circuit, driving device, vehicle, and elevator | Shinya Kyogoku, Ryosuke Iijima | 2022-03-15 |
| 11276758 | Semiconductor device, inverter circuit, driving device, vehicle, and elevator having a reduced on-resistance with a silicon carbide layer | Tatsuo Shimizu, Ryosuke Iijima, Hisashi Yoshida, Shigeya Kimura | 2022-03-15 |
| 11276774 | Semiconductor device, inverter circuit, driving device, vehicle, and elevator | Tatsuo Shimizu, Ryosuke Iijima, Hisashi Yoshida, Shigeya Kimura | 2022-03-15 |