Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11411084 | Semiconductor device, inverter circuit, drive device, vehicle, and elevator | Katsuhisa Tanaka, Ryosuke Iijima, Shinsuke Harada | 2022-08-09 |
| 11398556 | Semiconductor device, inverter circuit, drive device, vehicle, and elevator | Katsuhisa Tanaka, Shinya Kyogoku, Ryosuke Iijima, Shinsuke Harada | 2022-07-26 |