Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5184401 | Method of assembling valve drive mechanism to engine | Ichiro Hirose, Kouichi Hatamura | 1993-02-09 |
| 5181485 | Valve driving mechanism for double overhead camshaft engine | Ichiro Hirose, Tomohisa Handa, Noriyuki Iwata | 1993-01-26 |
| 4729348 | Cylinder head structure for V-type engine | Masatoshi Okada, Koji Asanomi, Ryoji Abe | 1988-03-08 |