Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Jamie L. Thompson | — | 9 |
| 2 | Albert Langenbahn | — | 4 |
| 2 | Serle Keith Cupp | Eaton | 4 |
| #4 | Joseph D. Onken | — | 1 |
| #4 | P. Jane Hughes | — | 1 |
| #4 | Jeffory Troy Curry | Caterpillar | 1 |
| #4 | L. Wayne Dixon | — | 1 |
| #4 | Diane M. Laugel | Caterpillar | 1 |
Part of Illinois