Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11009023 | Hydraulic fracturing distribution manifold | David R. Kraige, Gary H. Koopmann, Jeremy Frank | 2021-05-18 |
| 10928001 | Suction manifold service/transit positioning mechanism | David R. Kraige | 2021-02-23 |