Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6792901 | Control system of internal combustion engine | Takanobu Sugiyama, Shunichi Aoyama, Tsuneyasu Nohara | 2004-09-21 |
| 6792924 | Engine control system of internal combustion engine with variable compression ratio mechanism and exhaust-gas recirculation control system | Shunichi Aoyama, Takanobu Sugiyama, Ryosuke Hiyoshi | 2004-09-21 |
| 6691655 | Control system and method for an internal combustion engine | Shunichi Aoyama, Takanobu Sugiyama, Ryosuke Hiyoshi | 2004-02-17 |
| 6691022 | Intake air quantity measurement for internal combustion engine | Shunichi Aoyama, Tsuneyasu Nohara, Takanobu Sugiyama | 2004-02-10 |
| 6684833 | Variable valve mechanism of internal combustion engine | Katsuya Moteki, Yoshiaki Miyazato | 2004-02-03 |