Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6644017 | Device for and method of controlling air-fuel ratio of internal combustion engine | Koji Takahashi | 2003-11-11 |
| 6609510 | Device and method for controlling air-fuel ratio of internal combustion engine | Koji Takahashi | 2003-08-26 |
| 6576118 | Correction device of air-fuel ratio detection apparatus | — | 2003-06-10 |
| 6571602 | Apparatus and method for detecting catalyst temperature | — | 2003-06-03 |