Issued Patents All Time
Showing 51–59 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5350325 | Water injection propulsion device | — | 1994-09-27 |
| 5338234 | Water injection propulsion device | — | 1994-08-16 |
| 5334063 | Cooling system for marine propulsion engine | Seiji Inoue | 1994-08-02 |
| 5213526 | Support assembly for marine propulsion unit | — | 1993-05-25 |
| 5031562 | Marine steering apparatus | Ryoichi Nakase | 1991-07-16 |
| 4813898 | Water jet propulsion | Ryoichi Nakase, Seiji Inoue | 1989-03-21 |
| 4811560 | Exhaust system for marine propulsion | Ryoichi Nakase | 1989-03-14 |
| 4773883 | Motor for watercrafts | Ryoichi Nakase | 1988-09-27 |
| 4765075 | Water propulsion unit of water jet propulsion craft | Ryoichi Nakase | 1988-08-23 |