Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4328774 | Device for controlling negative pressure in suction pipe of internal combustion engine | Masamitsu Asakura, Chiaki Niida | 1982-05-11 |
| 4231340 | Exhaust gas recirculation control system for internal combustion engine | Torazo Nishimiya, Masamitsu Okumura, Seisaku Numakura | 1980-11-04 |
| 4230077 | Vacuum operated servo | — | 1980-10-28 |
| 4182291 | Dashpot with fast idle device for carburetor throttle | — | 1980-01-08 |