Issued Patents 2021
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11201210 | Semiconductor device, inverter circuit, drive device, vehicle, and elevator | Katsuhisa Tanaka, Ryosuke Iijima | 2021-12-14 |
| 11201238 | Semiconductor device, method of manufacturing semiconductor device, inverter circuit, driving device, vehicle, and elevator | Shinichi Kimoto, Katsuhisa Tanaka, Ryosuke Iijima | 2021-12-14 |
| 11121249 | Semiconductor device, inverter circuit, driving device, vehicle, and elevator | Katsuhisa Tanaka, Ryosuke Iijima | 2021-09-14 |
| 11069803 | Semiconductor device, method of manufacturing semiconductor device, inverter circuit, driving device, vehicle, and elevator | Katsuhisa Tanaka, Ryosuke Iijima, Shinichi Kimoto | 2021-07-20 |
| 11043586 | Semiconductor device, method for manufacturing semiconductor device, inverter circuit, drive device, vehicle, and elevator | Ryosuke Iijima, Shinichi Kimoto, Katsuhisa Tanaka | 2021-06-22 |