Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Michael E. Friestad | John Deere | 3 |
| 2 | Steven D. Jinks | Litton Systems | 1 |
| 2 | Miles R. Keaton | John Deere | 1 |
| 2 | Timothy C. Phillis | Carleton Life Support Systems | 1 |
| 2 | Thomas D. Coe | Qa Technology Company | 1 |
| 2 | William R. Bertelsen | — | 1 |
Part of Illinois