Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Michael S. Marquette | — | 6 |
| 2 | John Hellerman | Unknown | 2 |
| 2 | Vernon G. Klasen | Hormel Foods | 2 |
| #4 | Charles F. Hinnenkamp | — | 1 |
| #4 | Jerry Schmiesing | — | 1 |
| #4 | Chad David Althaus | Cold Spring Granite | 1 |
| #4 | Andrew Neupert | — | 1 |
Part of Minnesota