Top Inventors at Schweitzer Industrial All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Norman F. Bradshaw | 3 |
| 2 | Ivan Bloomer | 2 |
| 3 | Joseph D. Donahue | 2 |
| #4 | Maximilian K. Carthew | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Norman F. Bradshaw | 3 |
| 2 | Ivan Bloomer | 2 |
| 3 | Joseph D. Donahue | 2 |
| #4 | Maximilian K. Carthew | 1 |