Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6269290 | Engine-motor hybrid vehicle control apparatus and method having engine performance Lessening compensation | Tsuneyuki Egami, Kazuyoshi Obayashi, Hiroya Tsuji, Keiichiro Banzai, Takeshi Sawada | 2001-07-31 |
| 5806306 | Deterioration monitoring apparatus for an exhaust system of an internal combustion engine | Yoshiyuki Okamoto, Hisashi Iida | 1998-09-15 |
| 5730111 | Air-fuel ratio control system for internal combustion engine | Yoshiyuki Okamoto, Hisashi Iida | 1998-03-24 |
| 5694897 | Water temperature sensor failure detecting device for idle speed control system | — | 1997-12-09 |
| 4922879 | Intake arrangement for internal combustion engine | Toru Takaki | 1990-05-08 |
| 4586479 | Electronic fuel injection control with variable injection intervals | Shigenori Isomura | 1986-05-06 |
| 4517948 | Method and apparatus for controlling air-fuel ratio in internal combustion engines | Shigenori Isomura, Takashi Harada, Shuji Sakakibara | 1985-05-21 |
| 4461261 | Closed loop air/fuel ratio control using learning data each arranged not to exceed a predetermined value | Shigenori Isomura, Toshio Kondo, Akio Kobayashi | 1984-07-24 |