Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Russell L. Caldwell | Emcien | 14 |
| 2 | Mark A. Haley | Unknown | 7 |
| 3 | Wilbert A. Wagner | — | 3 |
| #4 | Charles L. Caldwell | — | 2 |
| #5 | Willilam Harrell | A. J. Antunes & | 1 |
| #5 | Russell L. Cladwell | — | 1 |
| #5 | Kevin B. Sharp | Illinois Tool Works | 1 |
Part of Illinois