Showing 1–13 of 13 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Robert A. Yonkers | Bissell | 3 |
| 2 | Bradley J. Pippel | Access Business Group International | 2 |
| 3 | Hendrik Kleyn | Kleyn Die Engravers | 1 |
| 3 | Brian L. Scholten | Steelcase | 1 |
| 3 | Theodore Melvin Sarver | — | 1 |
| 3 | David A. Allen | Huffy | 1 |
| 3 | Ronald R. Hodges | Steelcase | 1 |
| 3 | Michael G. Domagalski | Unknown | 1 |
| 3 | David J. Luzenske | Steelcase | 1 |
| 3 | Robert C. Timmer | Diesel Technology | 1 |
| 3 | Thomas J. Boes | X-Rite Incorporated | 1 |
| 3 | Charles P. Keip | Liberty Industries | 1 |
| 3 | James E. Abraham | Steelcase | 1 |
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