Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Allen E. Lee | Larson Manufacturing | 4 |
| 1 | Bryan P. Zacher | Larson Manufacturing Company Of South Dakota | 4 |
| 3 | Bruce Thomas | Larson Manufacturing Company Of South Dakota | 2 |
| #4 | Oscar Dale Larson | Larson Manufacturing | 1 |
| #4 | Richard L. Luetzow | Mtr Holdings | 1 |
| #4 | Vernon P. Voelzke | Daktronics | 1 |
| #4 | Randy S. Uehran | Daktronics | 1 |
| #4 | Eric S. Bravek | Daktronics | 1 |
| #4 | David John Hurley | Universite De Montreal | 1 |
Part of South Dakota