Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kenneth J. Kirchhoff | 3M | 2 |
| 2 | Philip A. Hogan | — | 1 |
| 2 | Winston R. Hultstrand | — | 1 |
Part of Minnesota
4 patents · 3 inventors · 1.1/1k pop.
Ranked #10,539 of 30,730 cities Top 35%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kenneth J. Kirchhoff | 3M | 2 |
| 2 | Philip A. Hogan | — | 1 |
| 2 | Winston R. Hultstrand | — | 1 |
Part of Minnesota