Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10323688 | Hydro dynamic bearing device | Takayasu Tanaka, Kenichi Hattori, Yukihiro Yamamoto, Kenichi Tomita, Kengo Iwashige +4 more | 2019-06-18 |
| 9255604 | Hydro dynamic bearing device | Takayasu Tanaka, Kenichi Hattori, Yukihiro Yamamoto, Kenichi Tomita, Kengo Iwashige +4 more | 2016-02-09 |