Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4308831 | Internal combustion engine | Fukashi Sugasawa | 1982-01-05 |
| 4305365 | Electronic controlled fuel injection system | Fukashi Sugasawa, Junichiro Matsumoto | 1981-12-15 |
| 4296724 | Internal combustion engine | Fukashi Sugasawa | 1981-10-27 |
| 4276863 | Apparatus for controlling the number of enabled cylinders of an internal combustion engine upon deceleration | Fukashi Sugasawa, Junichiro Matsumoto | 1981-07-07 |
| 4274382 | Apparatus for performing stepwise reactivation of cylinders of an internal combustion engine upon deceleration | Fukashi Sugasawa, Junichiro Matsumoto | 1981-06-23 |
| 4274373 | Combined split engine and closed loop mixture control operation with enriched fuel during partial cylinder mode | Fukashi Sugasawa, Junichiro Matsumoto | 1981-06-23 |
| 4263782 | Combined split engine and feedback controlled engine operations | Junichiro Matsumoto, Fukashi Sugasawa | 1981-04-28 |
| 4249374 | Split engine control system with exhaust gas recirculation | Fukashi Sugasawa, Junichiro Matsumoto, Yukihiro Etoh | 1981-02-10 |
| 4245471 | Stoichiometric and enrichment mixture control during different split engine modes | Fukashi Sugasawa, Junichiro Matsumoto | 1981-01-20 |
| 4231338 | Internal combustion engine | Fukashi Sugasawa | 1980-11-04 |
| 4224920 | Split engine operation with means for discriminating false indication of engine load reduction | Fukashi Sugasawa, Junichiro Matsumoto, Yukihiro Etoh | 1980-09-30 |
| 4217795 | Engine load detection system for automatic power transmission | Fukashi Sugasawa, Nagayuki Marumo, Junichiro Matsumoto | 1980-08-19 |
| 4207856 | I.C. Engine operable in party-cylinder mode | Fukashi Sugasawa, Noburu Fukasawa, Akitoshi Mumura | 1980-06-17 |
| 4201180 | Split engine operation of closed loop controlled multi-cylinder internal combustion engine with air-admission valve | — | 1980-05-06 |
| 4192278 | Internal combustion engine for motor vehicle | Fukashi Sugasawa, Junichiro Matsumoto, Yukihiro Etoh | 1980-03-11 |
| 4188933 | Apparatus for controlling operation of inlet and exhaust valves and supply of fuel to selected cylinders of all of multi-cylinder I. C. engine | — | 1980-02-19 |
| 4186715 | Split engine operation of closed loop controlled multi-cylinder internal combustion engine | Nagayuki Marumo | 1980-02-05 |
| 4184470 | EGR control system of multi-cylinder engines | — | 1980-01-22 |