Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kenneth D. Hartman | Steiner Company | 2 |
| 2 | Douglas W. Adams | Auto Meter Products | 1 |
| 2 | David D. Milke | — | 1 |
| 2 | Russell R. Johnson | Motorola Solutions | 1 |
| 2 | Steven A. Overmyer | Unknown | 1 |
| 2 | Mark D. Klecka | Dytel | 1 |
Part of Illinois