Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Derrick Blake Andrews | Ric Investments | 40 |
| 2 | Paul S. Tressler | — | 1 |
| 2 | Greg E. Holt | Concurrent Technologies | 1 |
| 2 | Thomas R. Pletcher | Somerset Welding & Steel | 1 |
| 2 | Derrik Andrews | Ric Investments | 1 |
| 2 | James W. Wiltrout | — | 1 |
Part of Pennsylvania