Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Harold D. Johnson | Graco Minnesota | 5 |
| 2 | Larry R. Johnson | Anderson & Middleton | 2 |
| 3 | David Gruhlke | — | 1 |
| 3 | Steven R. Chambers | Alliant Techsystems | 1 |
| 3 | Daniel P. Welch | Wilson Wolf Manufacturing | 1 |
| 3 | Mary A. McGauley | General Mills | 1 |
Part of Minnesota