Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Robert J. Hoffa | GE | 2 |
| 2 | Jerry L. O'Donnell | For You | 1 |
| 2 | Warren B. Depperman | Cogsdill Tool Products | 1 |
| 2 | David A. Trower | Waterloo Industries | 1 |
| 2 | Bradley John McCarthy | Roskamp Champion | 1 |
| 2 | Harold Prunty | — | 1 |
| 2 | Richard E. Winsor | John Deere | 1 |
| 2 | Frank Wingrove | — | 1 |
| 2 | David Alan Steimel | Unverferth Manufacturing Co. | 1 |
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