Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Benjamin M. Helppi | Rockwell Collins | 2 |
| 1 | Randy W. Nelson | Rockwell Collins | 2 |
| 1 | John E. Acheson | Raven Industries | 2 |
| #4 | William J. Broghammer | Schneider Electric Usa | 1 |
| #4 | Nicholas J. Helsper | Rockwell Collins | 1 |
Part of Iowa