Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Andrew Richard Portune | Nokomis | 2 |
| 1 | Richard Mimna | Nalco Company | 2 |
| 1 | Phillip J. Behrens | Ppg Industries Ohio | 2 |
Part of Pennsylvania
6 patents · 3 inventors
Ranked #12,662 of 44,998 cities Top 30%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Andrew Richard Portune | Nokomis | 2 |
| 1 | Richard Mimna | Nalco Company | 2 |
| 1 | Phillip J. Behrens | Ppg Industries Ohio | 2 |
Part of Pennsylvania