Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10874962 | Fine fiber filter media and processes | William S. Freeman, Abdoulaye Doucouré, John A. Wertz | 2020-12-29 |
| 10653986 | Fine fiber filter media and processes | William S. Freeman, Mark S. Millar, John A. Wertz | 2020-05-19 |