Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7419448 | Drive belt pulley and belt drive system | Hirofumi Miyata, Masashi Yoshimura | 2008-09-02 |
| 7387584 | Drive belt pulley and belt drive system | Hirofumi Miyata, Masashi Yoshimura | 2008-06-17 |
| 7364522 | Pulley for power transmission belt and belt power transmission device | Hirofumi Miyata | 2008-04-29 |
| 6598719 | One-way clutch | Hirofumi Miyata, Yoshihiro Akahoshi | 2003-07-29 |
| 6220414 | One-way clutch | Shuichi Nagaya, Hirofumi Miyata, Masakazu Domoto, Masahiko Satoda | 2001-04-24 |
| 5848949 | Infinitely variable speed transmission | Hirofumi Miyata | 1998-12-15 |