Showing 1–11 of 11 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Corey M. Simnioniw | Medora Environmental | 18 |
| 2 | Lawrence W. Berger | — | 1 |
| 2 | Clem L. Dutchak | — | 1 |
| 2 | Leroy F. Kessel | — | 1 |
| 2 | Harlan V. Ingman | — | 1 |
| 2 | Elko Palanuik | — | 1 |
| 2 | Ryan Donald O'Brien | — | 1 |
| 2 | Bobby L. Kubas | — | 1 |
| 2 | Edith M. Wolf | — | 1 |
| 2 | Edwin Wolf | — | 1 |
| 2 | Floyd R. Hurt | — | 1 |
Part of North Dakota