Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6805082 | Valve timing adjustment device | Akihiko Takenaka | 2004-10-19 |
| 6799553 | Variable valve timing controller | Akihiko Takenaka, Haruyuki Urushihata, Hideji Tani, Hideji Yoshida | 2004-10-05 |