Showing 1–19 of 19 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Todd Pringnitz | Fleet Engineers | 13 |
| 2 | Joshua L. Mongan | Pioneer (Corteva) | 10 |
| 3 | Brent Lee Venghaus | Winegard | 7 |
| 3 | Jeffrey T. Epperson | Contitech Usa | 7 |
| #5 | Timothy K. Chicoine | E.I. Du Pont De Nemours And | 5 |
| #6 | Joseph Ray Simpson | — | 4 |
| #7 | Nicholas Walsh | Bruegmann Usa | 3 |
| #7 | Max R. Bloom | Alamo Group | 3 |
| #9 | Judith C. Collora | — | 2 |
| #9 | Samuel C. Collora | — | 2 |
| #9 | James Francis Fus, Sr. | — | 2 |
| #12 | Todd Longhurst | — | 1 |
| #12 | Richard C. Burhans | — | 1 |
| #12 | Doris Schuler-Maloney | Unknown | 1 |
| #12 | Dennis Carl Kingery | — | 1 |
| #12 | Daniel D. Reynolds | Day & Zimmermann | 1 |
| #12 | Naveed Khan | Contitech Usa | 1 |
| #12 | Kyle S. McCullough | — | 1 |
| #12 | Frederic Mason Mathews | — | 1 |
Part of Iowa