Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11149817 | Damper device | Takuya Yoshikawa, Aki Ogawa, Yoshihiro Yoshida, Ryosuke Otsuka, Kazuyoshi Ito +1 more | 2021-10-19 |
| 10989271 | Damper device | Takuya Yoshikawa, Aki Ogawa, Yoshihiro Yoshida, Ryosuke Otsuka, Kazuyoshi Ito +1 more | 2021-04-27 |