Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9091188 | Camshaft support structure for internal combustion engine | Masaki Nagakura, Yoshimi Ishii, Sei Maruyama, Yoshiki Matsushiro | 2015-07-28 |
| 8613265 | Detent structure for rocker shaft | Sei Maruyama, Yoshiki Matsushiro | 2013-12-24 |