Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6666199 | Control device of internal combustion engine and method of judging failure of sensor | Toshinari Nagai, Akira Kamoto, Akihiro Katayama | 2003-12-23 |
| 6546719 | Air-fuel ratio control apparatus of internal combustion engine | Akira Kamoto, Toshinari Nagai, Akihiro Katayama | 2003-04-15 |
| 6502389 | Air-fuel ratio control system for internal combustion engine and control method therof | Akihiro Katayama, Toshinari Nagai, Akira Kamoto, Shinji Kojima, Naoki Baba | 2003-01-07 |