Patents per Year
Top Inventors at Chemfree All Time
Showing 1–5 of 5 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Thomas W. McNally | 13 |
| 2 | Francis A. Marks | 11 |
| 3 | J. Leland Strange | 8 |
| 3 | James C. McClure | 8 |
| #5 | Walter F. Ottmann | 6 |
Showing 1–5 of 5 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Thomas W. McNally | 13 |
| 2 | Francis A. Marks | 11 |
| 3 | J. Leland Strange | 8 |
| 3 | James C. McClure | 8 |
| #5 | Walter F. Ottmann | 6 |