Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11970669 | Lubricant, lubricating composition, and sliding machine | Mamoru Tohyama, Hiroshi Moritani, Shigeru Hotta, Hisato Takeuchi, Yoshihiro Kikuzawa +1 more | 2024-04-30 |
| 11585377 | Ball bearing | Mamoru Tohyama, Yasuhiro Ohmiya, Michiru Hirose, Takaaki Onizuka, Yoshio Tateishi +4 more | 2023-02-21 |