Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Rocky Lee Smith | U.S. Silica | 9 |
| 2 | Marshall T. Hill | — | 2 |
| 3 | Timothy L. Swindell, Sr. | — | 1 |
| 3 | Bernard W. Shaw | — | 1 |
| 3 | Edward D. Crouse, Jr. | — | 1 |
Part of Pennsylvania
14 patents · 5 inventors
Ranked #46,010 of 111,555 cities Top 45%
Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Rocky Lee Smith | U.S. Silica | 9 |
| 2 | Marshall T. Hill | — | 2 |
| 3 | Timothy L. Swindell, Sr. | — | 1 |
| 3 | Bernard W. Shaw | — | 1 |
| 3 | Edward D. Crouse, Jr. | — | 1 |
Part of Pennsylvania