Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5265569 | Prime mover rotational speed control system | Masaki Egashira, Masakazu Haga, Osamu Tomikawa | 1993-11-30 |
| 5036817 | Engine remote control system | Osamu Tomikawa, Akira Tatsumi, Masakazu Haga, Masaki Egashira, Hiroshi Watanabe | 1991-08-06 |