Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Michael J. Stoltz | Steen Research | 2 |
| 2 | Charles E. Covatch | Columbia Insurance | 1 |
| 2 | William P. Bradley | Bedford Engineering | 1 |
| 2 | Kathleen Elizabeth Wyles | Appleton Papers | 1 |
| 2 | William Scott Beck | Seton | 1 |
| 2 | Dennis Eugene Nixon, Sr. | — | 1 |
Part of Pennsylvania