Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Richard B. Alexander | Alexander Manufacturing | 1 |
| 1 | Aldin Stecker | — | 1 |
| 1 | Curtis Brumm | — | 1 |
| 1 | Lynn A. Balek | — | 1 |
| 1 | Thomas M. Angell | — | 1 |
| 1 | Dennis P. Kindschuh | Alexander Manufacturing | 1 |
| 1 | Kenneth W. Schneider | Schneider Metal Manufacturing | 1 |
Part of Iowa