Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Thomas G. Fisher | Tgr Construction | 5 |
| 1 | Gregory L. Schafer | Tgr Construction | 5 |
| 3 | Terry G. Wilcox | Klx Energy Services | 2 |
| 3 | Jason A. Golden | Klx Energy Services | 2 |
| 3 | Dustin J. Adams | Klx Energy Services | 2 |
| #6 | Chad Keith Kraenzel | — | 1 |
| #6 | Stephen A. Schafer | Unknown | 1 |
| #6 | Dennis John Eberts | — | 1 |
Part of North Dakota