Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Donald J. Keating | The Charles Machine Works | 1 |
| 1 | Josh David Inda | — | 1 |
| 1 | Vernon L. Dixon | — | 1 |
| 1 | Michael F. Gard | The Charles Machine Works | 1 |
| 1 | Arthur D. Deken | The Charles Machine Works | 1 |
| 1 | Gregory W. Draper | Vermeer Manufacturing | 1 |
| 1 | Bradley E. Mitchell | The Charles Machine Works | 1 |
| 1 | Greg W. Draper | The Charles Machine Works | 1 |
| 1 | Cody L. Sewell | The Charles Machine Works | 1 |
Part of Oklahoma