Showing 1–18 of 18 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Donald E. Weder | Southpac Trust International | 35 |
| 2 | Joseph G. Straeter | Southpac Trust International | 14 |
| 3 | David A. Weder | Highland Supply | 2 |
| 3 | Edward A. Moorehead | Basler Electric | 2 |
| 3 | Richard D. Hayes | Laclede Chain Manufacturing | 2 |
| 3 | Eric R. Rinderer | B-Line Systems | 2 |
| #7 | Bill C. Weder | Highland Manufacturing And Sales | 1 |
| #7 | Douglas Peterson | — | 1 |
| #7 | Jack Feld | Highland Supply | 1 |
| #7 | Larry J. Jones | Highland Manufacturing And Sales | 1 |
| #7 | S. Owen Dye | Highland Manufacturing And Sales | 1 |
| #7 | Howard M. Ruth | Highland Manufacturing And Sales | 1 |
| #7 | Joan M. Putz | — | 1 |
| #7 | John W. Bergstrand | Highland Supply | 1 |
| #7 | Robert J. Reese | Eaton Intelligent Power Limited | 1 |
| #7 | E. H. Weder | Southpac Trust International | 1 |
| #7 | Wilma M. Donnelly | Highland Supply | 1 |
| #7 | Joseph M. Sim | — | 1 |
Part of Illinois