Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10487909 | Damper device | Aki Ogawa, Akiyoshi Kato, Ryosuke Otsuka, Kazuyoshi Ito, Masaki WAJIMA +1 more | 2019-11-26 |
| 10323716 | Damper device | Aki Ogawa, Tomonori Kinoshita, Yuji Kanyama, Makoto Yamaguchi, Kazuyoshi Ito +6 more | 2019-06-18 |