Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5546748 | Exhaust system for outboard motor | Seiichi Tanaka | 1996-08-20 |
| 5352137 | Automatic position controller for marine propulsions | Ryoji Nakahama | 1994-10-04 |
| 4920933 | V-shaped two cycle engine for outboard | Masanori Takahashi | 1990-05-01 |
| 4821687 | Two-stroke engine | — | 1989-04-18 |
| 4810218 | Marine propulsion device | — | 1989-03-07 |
| 4747796 | Smoothing device for rotation of propeller of boat propulsion machine | Minoru Kawamura | 1988-05-31 |
| 4735046 | Oil remover from exhaust gas of marine propulsion unit | — | 1988-04-05 |
| RE32620 | Lubricating system for an outboard engine | — | 1988-03-08 |
| 4677826 | Outboard motor with turbo-charger | Yukio Matsushita | 1987-07-07 |
| 4673358 | Mounting arrangement for outboard drive | Ryoji Nakahama | 1987-06-16 |
| 4661076 | Cowling assembly for an outboard engine | — | 1987-04-28 |
| 4630446 | Outboard motor with turbo-charger | Yukio Matsushita | 1986-12-23 |
| 4566415 | Speed controller for marine propulsion device | Katsumi Torigai | 1986-01-28 |
| 4493661 | Outboard engine | — | 1985-01-15 |
| 4403578 | Separate lubricating system for outboard engine | Motoi Tobinaga | 1983-09-13 |
| 4399797 | Intake heating system for outboard engine | — | 1983-08-23 |
| 4372258 | Lubricating system for outboard engine | — | 1983-02-08 |