Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11306835 | Flapper valves with hydrofoil and valve systems | Mark C. Dille, Larry Mitchell Hill, Scott Taylor Donaldson, E. Lee Colley, III | 2022-04-19 |
| 11225861 | Fluid end block for frac pump | Mark C. Dille, Larry Mitchell Hill, Scott Taylor Donaldson, E. Lee Colley, III | 2022-01-18 |