Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Paul W. Klinedinst | Graham Engineering Company | 3 |
| 2 | Michael H. Loebach | Motter Printing Press | 1 |
| 2 | Michael J. Kelly | Graham Packaging Company | 1 |
| 2 | John M. Brown | HP | 1 |
| 2 | David Henry Gutter | Amp | 1 |
| 2 | Charles F. Robinson | Fox Pool | 1 |
Part of Pennsylvania