Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5870987 | Air intake device for outboard boat engine | Mitsuhiko Ohta, Naoki Kawasaki | 1999-02-16 |
| 5832890 | Air intake device for outboard boat engine | Mitsuhiko Ohta, Naoki Kawasaki | 1998-11-10 |
| 5833504 | Air intake device for outboard boat engine | Mitsuhiko Ohta, Naoki Kawasaki | 1998-11-10 |
| 5699777 | Fuel supplying system for vertical engine with multiple cylinders | Naoki Kawasaki, Mitsuhiko Ohta | 1997-12-23 |