Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4715339 | Governor for internal combustion engine | Osamu Nagata, Hajime Yamada | 1987-12-29 |
| 4630588 | Fuel injection timing control system | Osamu Nagata, Takashi Kajima | 1986-12-23 |