Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Donald Abrino | North American Refractories | 2 |
| 2 | Charles F. Nearhoof, Jr. | — | 1 |
| 2 | Charles F. Nearhoof, Sr. | — | 1 |
| 2 | Douglas David Harding | Thomson Licensing | 1 |
Part of Pennsylvania
5 patents · 4 inventors · 0.8/1k pop.
Ranked #9,054 of 30,370 cities Top 30%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Donald Abrino | North American Refractories | 2 |
| 2 | Charles F. Nearhoof, Jr. | — | 1 |
| 2 | Charles F. Nearhoof, Sr. | — | 1 |
| 2 | Douglas David Harding | Thomson Licensing | 1 |
Part of Pennsylvania