Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | William T. Bell | Titan Specialties | 4 |
| 2 | Gary Steven Strong | Varco I/P | 1 |
| 2 | Frances R. Weil | — | 1 |
| 2 | John Schraub | Hughes Tool Company | 1 |
| 2 | Jeffrey Thomas Melancon | National Oilwell Varco | 1 |
| 2 | Don R. Hendricks | — | 1 |
Part of Texas