Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10746254 | Damper device | Aki Ogawa, Akiyoshi Kato, Ryosuke Otsuka, Kazuyoshi Ito, Masaki WAJIMA +1 more | 2020-08-18 |
| 10718401 | Damper device | Aki Ogawa, Akiyoshi Kato, Ryosuke Otsuka, Kazuyoshi Ito, Masaki WAJIMA +1 more | 2020-07-21 |
| 10677313 | Damper device | Aki Ogawa, Akiyoshi Kato, Ryosuke Otsuka, Yoshihiro Inoue, Yoshihiro Takikawa +4 more | 2020-06-09 |