Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Bryan P. Zacher | Larson Manufacturing Company Of South Dakota | 3 |
| 2 | Jeffrey T. Rief | Larson Manufacturing | 2 |
| 2 | Richard L. Luetzow | Mtr Holdings | 2 |
| 2 | Jay Robert Hotchkiss | Pioneer (Corteva) | 2 |
| #5 | Allen E. Lee | Larson Manufacturing | 1 |
| #5 | Karen J. Leisinger | 3M | 1 |
| #5 | David Leon Brandt | Buehler Ag | 1 |
Part of South Dakota