Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | John Van Wingerden | — | 9 |
| 2 | John Van Wingerden | Green Circle Growers | 2 |
| 3 | W. Randall Tucker | Moen Incorporated | 1 |
| 3 | Gary W. Hunter | NASA | 1 |
| 3 | Duane R. Johnson | Bendix Commercial Vehicle Systems | 1 |
Part of Ohio