Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Roy I. Steiner | Venture Products | 2 |
| 2 | Leon W. Wengerd | — | 1 |
| 2 | Scott Widmer | Round Grove Products | 1 |
| 2 | Roscoe J. Lehman | Venture Products | 1 |
| 2 | John W. Wengerd | — | 1 |
| 2 | Ryan S. Steiner | Hoover Limited | 1 |
Part of Ohio