Showing 1–16 of 16 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Donald R. Fosnacht | Inland Steel | 2 |
| 1 | Larry A. Frank | Inland Steel | 2 |
| 1 | Robert R. Cartmell | Standard Oil Company (Indiana) | 2 |
| 1 | Frances R. Katz | American Maize-Products | 2 |
| 1 | Gerald F. Moscoe | Inland Steel | 2 |
| 1 | Gerald A. Doty | Gateway Industries | 2 |
| #7 | Milan Alavanja | Inland Steel | 1 |
| #7 | William A. Depel | Bivona | 1 |
| #7 | Robert K. Yonkman | — | 1 |
| #7 | William G. Szakacs | — | 1 |
| #7 | John A. Stuhlmacher | Mcgill Manufacturing | 1 |
| #7 | Joel C. Mastervich | Inland Steel | 1 |
| #7 | Michael O. Holowaty | Inland Steel | 1 |
| #7 | Joel C. Matervich | Inland Steel | 1 |
| #7 | Allan Hedges | American Maize-Products | 1 |
| #7 | John M. Marshall | Unknown | 1 |
Part of Indiana