Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11201238 | Semiconductor device, method of manufacturing semiconductor device, inverter circuit, driving device, vehicle, and elevator | Katsuhisa Tanaka, Shinya Kyogoku, Ryosuke Iijima | 2021-12-14 |
| 11069803 | Semiconductor device, method of manufacturing semiconductor device, inverter circuit, driving device, vehicle, and elevator | Katsuhisa Tanaka, Shinya Kyogoku, Ryosuke Iijima | 2021-07-20 |
| 11043586 | Semiconductor device, method for manufacturing semiconductor device, inverter circuit, drive device, vehicle, and elevator | Shinya Kyogoku, Ryosuke Iijima, Katsuhisa Tanaka | 2021-06-22 |