Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Jennifer Kay Winquist | Wolf Pack Products | 7 |
| 2 | Larry L. Minter | Owen Industries | 6 |
| 3 | Gerald P. Frankl | — | 4 |
| #4 | Michael L. Feilmeier | — | 1 |
| #4 | Robert F. Watkins | Iowa Beef Processors | 1 |
| #4 | Donald Frankl | — | 1 |
| #4 | Cameron S. Johnsen | — | 1 |
| #4 | Joseph W. Trudeau | — | 1 |
Part of South Dakota