Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | David L. Witkewitz | Wm. Wrigley Jr. | 5 |
| 2 | John G. Ciesar | Baseball Marketing Ideas, L.L.C. | 2 |
| 3 | Gerardo Ocampo | Wesley Jessen | 1 |
| 3 | Ronald L. Byrd | — | 1 |
| 3 | Martin R. Kuzel | — | 1 |
| 3 | Richard A. Tatina | Portec Rail Products | 1 |
Part of Illinois