Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11781618 | Damper device | Takuya Yoshikawa, Aki Ogawa, Ryosuke Otsuka, Akiyoshi Kato, Yoichi Oi | 2023-10-10 |
| 11555527 | Damper device | Takuya Yoshikawa, Aki Ogawa, Akiyoshi Kato, Ryosuke Otsuka, Kazuyoshi Ito +1 more | 2023-01-17 |