Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6655345 | Valve timing controller, valve timing control method and engine control unit for internal combustion engine | Ken Ogawa, Yasunori Ehara | 2003-12-02 |
| 6557525 | Control system and method and engine control unit for internal combustion engine | Ken Ogawa, Shuji Nagatani, Kazuhiro Ueda, Hiroshi Tagami | 2003-05-06 |
| 6536210 | Exhaust gas purification apparatus for internal combustion engine | Ken Ogawa, Yasunori Ehara, Masanori Hayashi | 2003-03-25 |
| 6516772 | Combustion state control system of internal combustion engine | Masaki Ueno, Yasunori Ehara, Masahiro Sato, Ken Ogawa | 2003-02-11 |
| 6513485 | Fuel injection control system for internal combustion engine | Ken Ogawa | 2003-02-04 |