Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4662172 | Exhaust purification apparatus | Motohiro Shinzawa | 1987-05-05 |
| 4506833 | Fuel injection nozzle for an internal combustion engine | Kenji Yoneda, Kunihiko Sugihara | 1985-03-26 |
| 4470548 | Fuel injection nozzle for an internal combustion engine | — | 1984-09-11 |
| 4436060 | Engine cooling system | Toshiaki Tanaka, Yukihiro Etoh | 1984-03-13 |
| 4425885 | Diesel engine fuel injection device | Toshiaki Tanaka | 1984-01-17 |
| 4373498 | Exhaust gas recirculation system for internal combustion engine | — | 1983-02-15 |