Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4502443 | Air/fuel ratio control method having fail-safe function for abnormalities in oxygen concentration detecting means for internal combustion engines | Shumpei Hasegawa | 1985-03-05 |
| 4498443 | Fuel supply control method having fail-safe function for abnormalities in intake passage pressure detecting means of an internal combustion engine having a turbocharger | Shumpei Hasegawa | 1985-02-12 |
| 4495927 | Method for controlling the operation of an internal combustion engine at the start of same | — | 1985-01-29 |
| 4492206 | Device for intake air temperature-dependent correction of air/fuel ratio for internal combustion engines | Shumpei Hasegawa | 1985-01-08 |
| 4491115 | Method for controlling fuel supply to an internal combustion engine at deceleration | Yutaka Otobe | 1985-01-01 |
| 4478194 | Fuel supply control method for internal combustion engines immediately after cranking | Akihiko Koike, Takehiko Hosokawa, Nobutoshi Maruyama | 1984-10-23 |
| 4471739 | Fuel injection control method for a multi-cylinder internal combustion engine, having a fail safe function for abnormality in cylinder-discriminating means | Yutaka Otobe | 1984-09-18 |
| 4459962 | Method for controlling fuel supply to an internal combustion engine at deceleration | Shigeo Umesaki | 1984-07-17 |
| 4448178 | Electronic fuel supply control system for internal combustion engines, having exhaust gas recirculation control | Shigeo Umesaki | 1984-05-15 |
| 4444173 | Electronic fuel injection control system for use with an internal combustion engine, having an after-start fuel increasing function | Shigeo Umesaki | 1984-04-24 |
| 4434769 | Deceleration fuel cut device for internal combustion engines | Yutaka Otobe, Shigeo Umesaki | 1984-03-06 |
| 4418674 | Electronic fuel injection control system for multi-cylinder internal combustion engines | Shumpei Hasegawa | 1983-12-06 |
| 4409948 | Exhaust gas recirculation control system having a function of automatically correcting detected zero opening value of exhaust gas recirculation valve | Shumpei Hasegawa, Yutaka Otobe | 1983-10-18 |
| 4354470 | Fuel supply apparatus in internal combustion engine | Kiyoshi Miyaki, Hidenobu Nagase, Kazuo Otsuka | 1982-10-19 |