Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5193985 | Pump control system for a downhole motor-pump assembly and method of using same | Vance E. Bolding, Howard C. Hornsby | 1993-03-16 |
| 5049046 | Pump control system for a downhole motor-pump assembly and method of using same | Vance E. Bolding, Howard C. Hornsby | 1991-09-17 |