Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6622689 | Method and system for controlling auto-ignition in an internal combustion engine | Koji Hiraya | 2003-09-23 |
| 6622710 | Internal combustion engine | Hiroshi Miyakubo, Koudai Yoshizawa | 2003-09-23 |