Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | John W. Spirk | Nottingham Spirk Design Associates | 11 |
| 2 | Don W. Cochran | Pressco Technology | 3 |
| 3 | James D. Burrington | The Lubrizol | 2 |
| 3 | Jerry Bohinc, Jr. | Quintell Of Ohio | 2 |
| #5 | David A. Dilts | The Standard Oil | 1 |
| #5 | Anthony J. Lammers | Innodesk Business Tools | 1 |
| #5 | Mark Kusner | Ga-Tek | 1 |
Part of Ohio