Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11060472 | Engine working machine | Hideo Shimoji, Yuki Ishii, Tatsuya Ueshima | 2021-07-13 |
| 10975778 | Control device for internal combustion engine | Yoshiyuki Yamashita, Yukihiro Nakasaka | 2021-04-13 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11060472 | Engine working machine | Hideo Shimoji, Yuki Ishii, Tatsuya Ueshima | 2021-07-13 |
| 10975778 | Control device for internal combustion engine | Yoshiyuki Yamashita, Yukihiro Nakasaka | 2021-04-13 |