Showing 1–16 of 16 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | William A. Warheit | — | 2 |
| 1 | Frederick W. Hensel | — | 2 |
| 3 | Ivan A. Franson | Allegheny Ludlum | 1 |
| 3 | Mark F. Hensel | — | 1 |
| 3 | Norman L. Carroll | Ats | 1 |
| 3 | John G. Oldsen | Jennmar | 1 |
| 3 | Leroy R. Balmer | Allegheny Ludlum | 1 |
| 3 | Eugen O. Bergmann | Aqua-Aerobic Systems | 1 |
| 3 | Bradley E. Hughes | Mtd Products | 1 |
| 3 | Robert A. Ford | Arvco Container | 1 |
| 3 | Ricardo A. Mosci | The Quigley | 1 |
| 3 | Frank J. Hodak | Unknown | 1 |
| 3 | Mark J. Coppler | Bacharach | 1 |
| 3 | Carl O. Dietrich | — | 1 |
| 3 | Francesco Gaudino | NVIDIA | 1 |
| 3 | Robert J. Green | Xylem Water Solutions Zelienople | 1 |
Part of Pennsylvania