Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10690048 | Bolt fastening method for lower link | Mitsuo Touse, Yoshihiro Kobayashi, Shigeru Nakajima, Kazuhiko Takashima, Daisuke Watanabe +2 more | 2020-06-23 |
| 10221734 | Lubrication structure and lubrication method for upper pin in piston crank mechanism of internal combustion engine | Daisuke Watanabe, Shigeru Nakajima, Yoshihiro Kobayashi | 2019-03-05 |