Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5660571 | Muffling device for outboard propulsion machine | Hiroaki Fujimoto | 1997-08-26 |
| 5601464 | Transmission system for counter-rotational propulsion device | Hiroshi Ogino | 1997-02-11 |