Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Larry W. Schmidt | The Toro | 2 |
| 1 | Steven Rahman | Cannon Equipment | 2 |
| 3 | Erland D. Anderson | Donaldson Company | 1 |
| 3 | William L. Waldschmidt | Thermo King | 1 |
| 3 | Ervin Fuchs | Donaldson Company | 1 |
| 3 | Larry M. Jilk | Rosemount Office Systems | 1 |
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