Showing 51–53 of 53 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| #20 | Larry D. Rich | 3M | 1 |
| #20 | Karl F. Swingle | 3M | 1 |
| #20 | Michael R. Berrigan | 3M | 1 |
Part of Minnesota
92 patents · 53 inventors · 3.5/1k pop.
Ranked #1,037 of 30,730 cities Top 4%
Showing 51–53 of 53 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| #20 | Larry D. Rich | 3M | 1 |
| #20 | Karl F. Swingle | 3M | 1 |
| #20 | Michael R. Berrigan | 3M | 1 |
Part of Minnesota