Showing 1–10 of 10 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | John Forrest Smith | The Heil | 4 |
| 2 | Ricardo Castano Salinas | The Heil | 3 |
| 3 | Bobby Ray McKinney | The Heil | 2 |
| 3 | Eric R. Evans | Weatherford Technology Holdings | 2 |
| #5 | Chad Gentry | The Heil | 1 |
| #5 | Ken Beaver | The Heil | 1 |
| #5 | Daniel Joseph Watkins | Nucor | 1 |
| #5 | Lee Cross | Unl Holdings | 1 |
| #5 | Thomas Robert Norquist | Playcore Wisconsin | 1 |
| #5 | Herman Edward Kelwaski | The Heil | 1 |
Part of Alabama