Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Francis W. Child | Child Laboratories | 22 |
| 2 | Frank W. Child | Child Laboratories | 6 |
| 3 | Dana L. Zierden | Brenton | 2 |
| #4 | Ronald Weibye | — | 1 |
| #4 | Frances W. Child | — | 1 |
| #4 | Langdon J. Collom | — | 1 |
Part of Minnesota