Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5061159 | Fluid end for reciprocating pump | — | 1991-10-29 |
| 4984641 | Swivels | — | 1991-01-15 |
| 4645898 | Powder welding of two members | Aaron E. Prince, Jr. | 1987-02-24 |
| 4468174 | Helicopter transportable mud pump | — | 1984-08-28 |
| 4454935 | Hydrodynamic brake | — | 1984-06-19 |
| 4383801 | Wind turbine with adjustable air foils | — | 1983-05-17 |