Showing 1–10 of 10 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Troy D. Knapp | Smed-Ta/Td | 27 |
| 2 | Raymond J. Ziegler | 3M | 9 |
| 3 | Carl Dubois | Water Gremlin | 5 |
| #4 | Kathryn L. Johnson | Polaris Industries | 3 |
| #4 | Keenan W. Stahl | Doboy Packaging Machinery | 3 |
| #4 | Kevin Eggink | — | 3 |
| #7 | James C. Goossen | — | 2 |
| #8 | Peter E. Newcombe | Unisys | 1 |
| #8 | Jim Overholt | Clopay Building Products Company | 1 |
| #8 | Duane A. Cormican | Nor-Lake, Incorporated | 1 |
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