Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5269389 | Hydraulic steering system for articulated vehicle | Yasumasa Tomiyoshi | 1993-12-14 |
| 5267628 | Steering wheel position compensator of fully hydraulic steering system | Yasumasa Tomiyoshi | 1993-12-07 |