Showing 51–63 of 63 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| #31 | Joseph Kyle Smith | National Oilwell Varco | 1 |
| #31 | Henry Black | — | 1 |
| #31 | John B. Barnes | ExxonMobil | 1 |
| #31 | Ella J. Black | — | 1 |
| #31 | Marvin E. Gilbert | — | 1 |
| #31 | David Killgore | ExxonMobil | 1 |
| #31 | Calvin Ray McGowan, Sr. | — | 1 |
| #31 | John B. Barnes | ExxonMobil | 1 |
| #31 | Merlin L. Conklin | — | 1 |
| #31 | Jon Bennert | — | 1 |
| #31 | Ragen F. Hardgrave | Oklahoma Medical Research Foundation | 1 |
| #31 | Zachary Daniel Baker | National Oilwell Varco | 1 |
| #31 | Scott A. Matzenbacher | — | 1 |
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