Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8443772 | Electric valve timing control device of internal combustion engine | Naoki Kokubo, Atsushi Yamanaka, Shinichi Kawada, Michinori Saito, Koichiro Ono | 2013-05-21 |
| 6805081 | Valve timing control device for internal combustion engine | Masahiko Watanabe, Tamotsu Todo | 2004-10-19 |
| 6672265 | Valve timing control system for internal combustion engine | Tamotsu Todo, Shigeaki Yamamuro, Naotaka Nakura | 2004-01-06 |