Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Michael L. Schweiss | Sorrell Quarters | 35 |
| 2 | Leo Joseph Schweiss | Invacare | 4 |
| 3 | Leroy Vait | — | 1 |
| 3 | Mike Vait | — | 1 |
| 3 | Charles W. Steinke | — | 1 |
| 3 | Robin Nesburg | — | 1 |
| 3 | Benjamin J. Ruona | — | 1 |
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