Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6477458 | Air-fuel ratio control apparatus for internal combustion engine | Yuji Yasui | 2002-11-05 |
| 6427438 | Method of evaluating deteriorated state of catalytic converter for purifying exhaust gas | Yuji Yasui | 2002-08-06 |
| 6369531 | Control system for hybrid vehicle | Yusuke Tatara, Motoshi Ishikawa, Yutaka Tamagawa, Tetsu Sugiyama, Toru Yano | 2002-04-09 |