Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4736700 | Small watercraft with movable wing | Hiroshi Nishida, Masahiro Kawahara | 1988-04-12 |
| 4723451 | Power take-off device of prime mover for propelling watercraft | — | 1988-02-09 |
| 4712636 | Carriage for watercraft | — | 1987-12-15 |