Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Michael A. Spohn | Bayer Healthcare | 5 |
| 2 | Ronald Barrett | North American Refractories | 3 |
Part of Pennsylvania
8 patents · 2 inventors
Ranked #10,551 of 41,746 cities Top 30%
Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Michael A. Spohn | Bayer Healthcare | 5 |
| 2 | Ronald Barrett | North American Refractories | 3 |
Part of Pennsylvania