Showing 1–12 of 12 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Thomas Nurnberg | Kone | 13 |
| 2 | Albert A. Southard | — | 6 |
| 3 | Christian SIGLE | Unknown | 3 |
| 3 | Ernest R. Sigle | Unknown | 3 |
| #5 | T. Christopher Carlin | — | 2 |
| #6 | Lindsey Forge | — | 1 |
| #6 | Kenneth S. Allen | — | 1 |
| #6 | Urban W. Simon | — | 1 |
| #6 | Danny W. Axe | — | 1 |
| #6 | Nels P. Lange | — | 1 |
| #6 | Ulysses Eldridge | — | 1 |
| #6 | Victor L. Hartman | — | 1 |
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