Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | James A. Minx | — | 2 |
| 2 | David M. Wilson | 3M | 1 |
| 2 | William J. McBrady | Unknown | 1 |
| 2 | Oliver J. Tysver | Continental Ag | 1 |
| 2 | Theodore H. Krengel | The Idod Trust | 1 |
| 2 | John D. Oliver | Amsted Industries Incorporated | 1 |
| 2 | Kirk H. Packo | — | 1 |
| 2 | Natan Scher | — | 1 |
Part of Illinois