| 7895824 |
Diagnosis apparatus for secondary air supply apparatus |
Tomohiro Tsujimura, Satoshi Kodo |
2011-03-01 |
| 7448202 |
Diagnosis apparatus for secondary air supply apparatus |
Tomohiro Tsujimura, Satoshi Kodo |
2008-11-11 |
| 6470674 |
Deterioration detecting apparatus and method for engine exhaust gas purifying device |
Masahiko Yamaguchi, Masaaki Nakayama |
2002-10-29 |
| 6463735 |
Apparatus for detecting deterioration of exhaust gas purifying catalysts |
Masaaki Nakayama, Naoki Yoshiume, Masahiko Yamaguchi |
2002-10-15 |
| 6343467 |
Air-fuel ratio control apparatus and method for internal combustion engine |
Hidenobu Muto, Hisashi Iida |
2002-02-05 |
| 6085518 |
Air-fuel ratio feedback control for engines |
Yukihiro Yamashita, Hisashi Iida, Hidenobu Muto |
2000-07-11 |
| 5950606 |
System for diagnosing fuel supply system of internal combustion engine |
Hisashi Iida, Hidenobu Muto |
1999-09-14 |