Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Madison Lee Gravel | — | 1 |
| 1 | Marcin Kolesinski | Rockwell Collins | 1 |
| 1 | William W. Frede | Norand | 1 |
| 1 | James K. Weighton | Rockwell Collins | 1 |
Part of Iowa
4 patents · 4 inventors · 3.2/1k pop.
Ranked #13,188 of 40,155 cities Top 35%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Madison Lee Gravel | — | 1 |
| 1 | Marcin Kolesinski | Rockwell Collins | 1 |
| 1 | William W. Frede | Norand | 1 |
| 1 | James K. Weighton | Rockwell Collins | 1 |
Part of Iowa