Issued Patents 2003
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6619277 | Engine air-fuel ratio control | — | 2003-09-16 |
| 6578551 | Fuel injection control for internal combustion engine | Masahiko Yuya, Ritsuo Sato, Takahisa Koseki | 2003-06-17 |
| 6575150 | Ignition timing control device for internal combustion engine | Ritsuo Sato, Masahiko Yuya | 2003-06-10 |
| 6571775 | Fuel injection control for start-up of internal combustion engine | Ritsuo Sato, Masahiko Yuya, Takahisa Koseki | 2003-06-03 |
| 6568371 | Fuel injection control for internal combustion engine | Ritsuo Sato, Masahiko Yuya, Takahisa Koseki | 2003-05-27 |
| 6568373 | Fuel injection control for start-up of internal combustion engine | Masahiko Yuya, Ritsuo Sato, Takahisa Koseki | 2003-05-27 |