Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12349453 | Semiconductor device comprising insulated-gate bipolar transistor | Yuichi Onozawa | 2025-07-01 |
| 12191358 | Semiconductor device | Yoshihiro IKURA, Yosuke SAKURAI, Mutsumi Kitamura, Yuichi Onozawa, Yoshiharu Kato +1 more | 2025-01-07 |
| 11676960 | Semiconductor device | Yuichi Onozawa | 2023-06-13 |
| 11049941 | Semiconductor device | Yuichi Onozawa, Yoshihiro IKURA | 2021-06-29 |
| 10770453 | Semiconductor device having an emitter region and a contact region inside a mesa portion | Yuichi Onozawa | 2020-09-08 |
| 10388740 | Semiconductor device and fabrication method | Eri Ogawa, Yuichi Onozawa, Kazutoshi Sugimura, Hiroyuki Tanaka, Yoshihiro IKURA | 2019-08-20 |
| 10205012 | Semiconductor device | Yuichi Onozawa, Tatsuya Naito, Misaki Takahashi | 2019-02-12 |
| 10181508 | Semiconductor device and manufacturing method thereof | Hiroyuki Tanaka, Yuichi Onozawa, Yoshihiro IKURA, Kazutoshi Sugimura | 2019-01-15 |