Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6636797 | Enhanced multiple injection for auto-ignition in internal combustion engines | Koudai Yoshizawa, Atushi Teraji, Koji Hiraya | 2003-10-21 |
| 6622710 | Internal combustion engine | Kazuya Hasegawa, Koudai Yoshizawa | 2003-09-23 |
| 6612294 | Auto-ignition of gasoline engine by varying exhaust gas retaining duration | Koji Hiraya, Atushi Teraji | 2003-09-02 |
| 6508229 | Auto-ignition combustion management in internal combustion engine | Akihiro Iiyama, Tsuyoshi Taniyama, Koudai Yoshizawa | 2003-01-21 |