Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Richard D. Rogers | Lee-Rowan | 3 |
| 2 | Paul Peterson | Donaldson Company | 1 |
| 2 | Richard E. Johnson | American National Can | 1 |
| 2 | Richard C. Nash | Fabcon | 1 |
Part of Minnesota
6 patents · 4 inventors · 1.3/1k pop.
Ranked #5,612 of 22,654 cities Top 25%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Richard D. Rogers | Lee-Rowan | 3 |
| 2 | Paul Peterson | Donaldson Company | 1 |
| 2 | Richard E. Johnson | American National Can | 1 |
| 2 | Richard C. Nash | Fabcon | 1 |
Part of Minnesota