Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6457447 | Valve timing adjusting device | Osamu Sato | 2002-10-01 |
| 6439184 | Valve timing adjusting system of internal combustion engine | Akihiko Takenaka, Masashi Hayashi | 2002-08-27 |