Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7151334 | Permanent magnet type rotor and method of manufacturing the rotor | Kazuo Asaka, Tomoaki Arakawa, Tsuyoshi Kagaya, Satoru Shinzaki, Hiromitsu Sato +6 more | 2006-12-19 |
| 5058541 | Valve operating system of internal combustion engine | Mitsuhiro Shibata | 1991-10-22 |
| 4829948 | Valve operating device for internal combustion engine | Kazuo Yoshida, Kenji Hirose, Kazuaki Shimoyama, Yoshihito Tsuji | 1989-05-16 |