Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6499450 | Valve timing control system for internal combustion engine | Tatsuhiko Takahashi, Hirofumi Ohuchi | 2002-12-31 |
| 6494173 | Valve timing control system for internal combustion engine | Tatsuhiko Takahashi, Hirofumi Ohuchi | 2002-12-17 |
| 6446602 | Cylinder identifying system for internal combustion engine | Shiro Yonezawa, Hirofumi Ohuchi | 2002-09-10 |
| 6412459 | Valve timing controller for internal combustion engine | Tatsuhiko Takahashi | 2002-07-02 |
| 6397803 | Valve timing control system for internal combustion engine | Morio Fujiwara, Tatsuhiko Takahashi | 2002-06-04 |