Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | H. Thomas Graef | Diebold Nixdorf Incorporated | 21 |
| 2 | Matthew S. Edwards | Carolina Stair Supply | 2 |
| 3 | William C. Sargeant | Masonite | 1 |
| 3 | David Lewis Myers | Kimberly-Clark Worldwide | 1 |
Part of Ohio