Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Roy R. Graham | Ppg Industries | 2 |
| 2 | Don R. Scimonelli | — | 1 |
| 2 | Roger Butler | Tecsec | 1 |
| 2 | John Robert Stamper | Amazon | 1 |
Part of Virginia
5 patents · 4 inventors · 0.1/1k pop.
Ranked #3,857 of 15,417 cities Top 30%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Roy R. Graham | Ppg Industries | 2 |
| 2 | Don R. Scimonelli | — | 1 |
| 2 | Roger Butler | Tecsec | 1 |
| 2 | John Robert Stamper | Amazon | 1 |
Part of Virginia