Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8776513 | Fluid-pressure actuator unit | — | 2014-07-15 |
| 8555630 | Fluid pressure actuator unit | Osamu Sato | 2013-10-15 |
| 8186082 | Fluid pressure drive unit and snow removal unit | Osamu Sato, Yoshitake Sakai | 2012-05-29 |