Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10969018 | Booster assembly for gate valves | Delbert Edwin Vanderford, Joseph A Hedges | 2021-04-06 |
| 10961801 | Fracturing systems and methods with rams | Adam J. Christopherson, Nicholas Ruff, Michael Krejci, Leonard Vogel, Gary R. Schaeper +1 more | 2021-03-30 |