Top Inventors at P.T.I. All Time
Showing 1–9 of 9 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Richard D. Franklin | 3 |
| 2 | Phillip M. Williams | 2 |
| 2 | Robert Franklin | 2 |
| 2 | Terrence D. Watson | 2 |
| #5 | Joseph Edward Cameron | 1 |
| #5 | John C. Castel | 1 |
| #5 | Petrus Carolus Van Beveren | 1 |
| #5 | Robert H. McOuage | 1 |
| #5 | Robert H. McQuage | 1 |