Top Inventors at Challenge Cook Bros. All Time
Showing 1–5 of 5 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Benjamin H. Freze | 2 |
| 1 | Evan S. Prichard | 2 |
| 3 | George Brennan | 1 |
| 3 | James G. Johnston | 1 |
| 3 | Anthony A. Dongelmans | 1 |
Showing 1–5 of 5 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Benjamin H. Freze | 2 |
| 1 | Evan S. Prichard | 2 |
| 3 | George Brennan | 1 |
| 3 | James G. Johnston | 1 |
| 3 | Anthony A. Dongelmans | 1 |