Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hubert L. Fleming | Aluminum Company Of America | 3 |
| 2 | Graham L. Hodgetts | Barton Medical | 2 |
| 2 | Joseph M. Makhlouf | Ppg Industries | 2 |
| #4 | Mary J. Burkholder | Ppg Industries | 1 |
| #4 | Russell Morrison Evans, III | Medrad | 1 |
| #4 | James Gettys | Ferro | 1 |
| #4 | Mark R. Tweedy | Carl Strutz & Co. | 1 |
| #4 | Herman C. Wolf | — | 1 |
Part of Pennsylvania