Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5964202 | Controlling apparatus for throttle valve and for driving in internal combustion engine | Noboru Takagi | 1999-10-12 |
| 5406927 | Air-fuel ratio control apparatus for internal combustion engine | Tatsunori Kato, Koji Okawa, Mitsuru Takada | 1995-04-18 |
| 5299546 | Air-fuel ratio control apparatus of internal combustion engine | Tatsunori Kato, Masahiko Tajima, Junya Morikawa | 1994-04-05 |
| 5279114 | Apparatus for detecting deterioration of catalyst of internal combustion engine | Noriaki Kurita, Shuji Sakakibara, Hideki Suzuki | 1994-01-18 |
| 4640257 | Engine control with exhaust gas recirculation | Hisamitsu Yamazoe | 1987-02-03 |
| 4454847 | Method for controlling the air-fuel ratio in an internal combustion engine | Shigenori Isomura, Toshio Kondo, Akio Kobayashi, Shuji Sakakibara | 1984-06-19 |
| 4441473 | Closed loop mixture control using learning data resettable for fuel evaporation compensation | Shigenori Isomura, Toshio Kondo, Akio Kobayashi | 1984-04-10 |
| 4430976 | Method for controlling air/fuel ratio in internal combustion engines | Toshio Kondo, Shigenori Isomura, Akio Kobayashi | 1984-02-14 |