Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7797122 | Electrohydraulic valve control circuit with velocity fault detection and rectification | Keith A. Tabor | 2010-09-14 |
| 7753077 | Hybrid hydraulic joystick for electrically operating valves | Joseph L. Pfaff | 2010-07-13 |
| 7753078 | Hybrid hydraulic joystick with an integral pressure sensor and an outlet port | Joseph L. Pfaff, Dwight B. Stephenson | 2010-07-13 |