Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Don Peterson | Crotty | 2 |
| 2 | Ronald D. Ingraham | Nartron | 1 |
| 2 | Edwin C. Geishert, Sr. | — | 1 |
Part of Michigan
4 patents · 3 inventors · 2.4/1k pop.
Ranked #7,257 of 22,654 cities Top 35%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Don Peterson | Crotty | 2 |
| 2 | Ronald D. Ingraham | Nartron | 1 |
| 2 | Edwin C. Geishert, Sr. | — | 1 |
Part of Michigan