Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Lauren K. Cran | 3M | 2 |
| 2 | Roger A. Brekken | 3M | 1 |
| 2 | Larry W. Schmidt | The Toro | 1 |
| 2 | Erland D. Anderson | Donaldson Company | 1 |
| 2 | Douglas C. Zellmer | — | 1 |
Part of Minnesota
6 patents · 5 inventors · 0.5/1k pop.
Ranked #6,205 of 24,315 cities Top 30%
Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Lauren K. Cran | 3M | 2 |
| 2 | Roger A. Brekken | 3M | 1 |
| 2 | Larry W. Schmidt | The Toro | 1 |
| 2 | Erland D. Anderson | Donaldson Company | 1 |
| 2 | Douglas C. Zellmer | — | 1 |
Part of Minnesota