Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4572128 | Fuel injection carburetor in internal combustion engine | Takamitsu Okamoto | 1986-02-25 |
| 4513720 | Fuel injection device for motor vehicle | Toshiyuki Hirata | 1985-04-30 |
| 4508264 | Heater coolant circulation system for vehicle providing matched heating for intake system and passenger compartment | Toshiyuki Hirata | 1985-04-02 |
| 4306523 | Air-fuel ratio control apparatus of an internal combustion engine | — | 1981-12-22 |
| 4299089 | Secondary air control system in an internal combustion engine | — | 1981-11-10 |