Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Dale A. Christensen | Valmont Industries | 13 |
| 2 | Reece Robert Andrews | Lindsay | 10 |
| 3 | David H. Rasmussen | B.A.G. | 6 |
| #4 | Tom Kratochvil | Kaeco Group | 5 |
| #5 | Dennis Bracht | — | 4 |
| #6 | Joseph Michael Lewis | Cargill, Incorporated | 3 |
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