Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Edward Ralph Joseph Hayes | — | 1 |
| 1 | Steven B. Addleman | — | 1 |
| 1 | Jeff H. Sleasman | Westinghouse Electric | 1 |
| 1 | Vincent Baker | Assa Abloy Accessories And Door Controls Group | 1 |
Part of Pennsylvania