Showing 1–17 of 17 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Charles W. Craft | Rubbermaid Incorporated | 91 |
| 2 | Timothy Pierzynski | Rubbermaid Incorporated | 15 |
| 3 | Thomas C. Jenkins | Nordson | 9 |
| #4 | Richard L. Barker | The Wooster Brush | 6 |
| #4 | Larry F. Reber | — | 6 |
| #4 | Steven K. Sindlinger | Weaver Leather | 6 |
| #7 | Aden Miller | A.L. Hansen Manufacturing | 4 |
| #8 | Edward M Hershberger | Eagle Machinery & Supply | 2 |
| #8 | Lisa Hershberger | — | 2 |
| #8 | William Kirker | Crain Cutter | 2 |
| #8 | Tim Pierzynski | Rubbermaid Incorporated | 2 |
| #8 | Ben D. Yoder | — | 2 |
| #8 | Ricky D. Mast | — | 2 |
| #14 | Glenn D. Gerber | Steiner Turf Equipment | 1 |
| #14 | Judith M. Marshall | — | 1 |
| #14 | Scott G. Biltz | The Timken | 1 |
| #14 | Craig Forrer | — | 1 |
Part of Ohio