Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Alex J. Barna | — | 3 |
| 2 | Lawrence Skendrovic | — | 1 |
| 2 | John A. Grosko | United States Steel | 1 |
| 2 | Keith E. Stahl | — | 1 |
| 2 | Donald L. Pastirik | — | 1 |
| 2 | Michael R. Jugan | Westinghouse Electric | 1 |
Part of Pennsylvania