Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11255407 | Eddy current damper | Kenji Imanishi, Hiroyuki Yamaguchi, Ryohsuke Masui, Shigeki Nakaminami | 2022-02-22 |
| 9494208 | Damping device | Yoshihito Watanabe, Ryoji Tomono, Shigeki Nakaminami, Hisaya Tanaka | 2016-11-15 |
| 9316297 | Screw motion mechanism and damping apparatus using same | Yoshihito Watanabe, Shigeki Nakaminami, Hisaya Tanaka | 2016-04-19 |