Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6561147 | Valve timing control system for internal combustion engine | Tatsuhiko Takahashi | 2003-05-13 |
| 6526930 | Valve timing control system for internal combustion engine | Tatsuhiko Takahashi | 2003-03-04 |
| 6520131 | Valve timing control system for internal combustion engine | Tatsuhiko Takahashi, Koji Wada | 2003-02-18 |
| 6516759 | Valve timing control apparatus for internal combustion engine | Tatsuhiko Takahashi | 2003-02-11 |
| 6513468 | Valve timing control system for internal combustion engine | Tatsuhiko Takahashi | 2003-02-04 |