Showing 1–15 of 15 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Mark D. Johnson | Master Lock Company | 2 |
| 1 | Terry D. Cook | Sencore | 2 |
| 3 | Douglas L. Willrett | Rhodia | 1 |
| 3 | Craig N. Hansen | Hansen Engine | 1 |
| 3 | Charles Harwood | Raven Industries | 1 |
| 3 | Joseph B. Skorjanec | 3M | 1 |
| 3 | Marian D. Sullivan | Sullivans | 1 |
| 3 | Calvin H. Hansen | — | 1 |
| 3 | Glen R. Wittrock | Sencore | 1 |
| 3 | Leslie J. Slunecka | — | 1 |
| 3 | Curtis J. Clemen | IBM | 1 |
| 3 | Roger D. Stewart | — | 1 |
| 3 | Thomas W. Larson | — | 1 |
| 3 | Elaine A. Tschetter | Sullivans | 1 |
| 3 | Ross Ortman | Sencore | 1 |
Part of South Dakota