Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Donald L. Freed, Jr. | Marsh | 1 |
| 1 | Gerald L. Baum | National Mine Service | 1 |
| 1 | Arthur V. Faltus | — | 1 |
| 1 | Warren C. Klotz | — | 1 |
| 1 | James K. Huling | Barry-Wehmiller | 1 |
| 1 | Eugene O. Herbig | — | 1 |
| 1 | Michael C. Meyer | — | 1 |
| 1 | Roland N. Latina | Figgie Inernational | 1 |
| 1 | John Ackermann | Cooper Technologies | 1 |
Part of Illinois