Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6584580 | Processor and multiprocessor system | Kei Yamamoto | 2003-06-24 |
| 4844038 | Abnormality detecting method for exhaust gas concentration sensor for internal combustion engines | Masahiko Yakuwa | 1989-07-04 |
| 4840156 | Intake air quality control method for internal combustion engines at termination of fuel cut operation | Makoto Hashiguchi | 1989-06-20 |
| 4754736 | Method of controlling the fuel supply to internal combustion engines at acceleration | Fumio Yatabe | 1988-07-05 |
| 4753208 | Method for controlling air/fuel ratio of fuel supply system for an internal combustion engine | Akira Fujimura | 1988-06-28 |
| 4745554 | Method of detecting the number of revolutions of internal combustion engine | Kikuo Tomozawa, Hayato Yasui, Yutaka Otobe | 1988-05-17 |
| 4744345 | Air-fuel ratio feedback control method for internal combustion engines | — | 1988-05-17 |
| 4727846 | Method of controlling fuel supply to an internal combustion engine at deceleration | Takafumi Nishikawa | 1988-03-01 |
| 4708115 | Method of correcting air-fuel ratio for atmospheric pressure in internal combustion engines | Takafumi Nishikawa | 1987-11-24 |
| 4681075 | Idling speed feedback control method for internal combustion engines | Yuzuru Koike, Kyozo Futa | 1987-07-21 |
| 4671241 | Method for controlling the fuel supply of an internal combustion engine | — | 1987-06-09 |
| 4643152 | Method for controlling the fuel supply of an internal combustion engine | — | 1987-02-17 |
| 4617901 | Air-fuel ratio feedback control method for internal combustion engines | Yutaka Otobe | 1986-10-21 |
| 4582036 | Fuel supply control method for internal combustion engines immediately after cranking | Takeo Kiuchi | 1986-04-15 |
| 4583176 | Method for detecting abnormality in the functioning of an electronic control system | Yutaka Otobe | 1986-04-15 |
| 4576134 | Fuel supply control method for internal combustion engines capable of improving accelerability of the engine from an idling region thereof | Yutaka Otobe | 1986-03-18 |
| 4548180 | Method for controlling the operating condition of an internal combustion engine | — | 1985-10-22 |
| 4542729 | Air/fuel ratio control method having fail-safe function for abnormalities in oxygen concentration detecting means for internal combustion engines | Yutaka Otobe | 1985-09-24 |
| 4531495 | Fuel supply control method having fail-safe function for abnormalities in engine temperature detecting means at the start of the engine | Yutaka Otobe | 1985-07-30 |
| 4523571 | Fuel supply control method for internal combustion engines at acceleration | Noriyuki Kishi | 1985-06-18 |
| 4512321 | Fuel supply control method for multi cylinder internal combustion engines after termination of fuel cut | — | 1985-04-23 |
| 4508074 | Intake air quantity control method for internal combustion engines at termination of fuel cut operation | Makoto Hashiguchi | 1985-04-02 |
| 4508083 | Electronic fuel injection control system for multi-cylinder internal combustion engines | Shumpei Hasegawa | 1985-04-02 |
| 4508084 | Method for controlling a fuel metering system of an internal combustion engine | Akihiko Koike | 1985-04-02 |
| 4508085 | Fuel injection control method for multi cylinder internal combustion engines of sequential injection type at acceleration | — | 1985-04-02 |