Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6813550 | Fuel-efficient vehicle and control method thereof | — | 2004-11-02 |
| 6694245 | Vehicle state analysis system and its analysis method | Satoshi Kumagai, Takao Hamuro, Hideki Nagahara | 2004-02-17 |