Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11890561 | Filter media having a fine pore size distribution | Farzad Rezaei | 2024-02-06 |
| 11819789 | Stable filter media including nanofibers | Randall B. Keisler | 2023-11-21 |
| 11458427 | Fine fiber filter media and processes | Stephen T. Cox, William S. Freeman, John A. Wertz | 2022-10-04 |
| 11452959 | Filter media having a fine pore size distribution | Farzad Rezaei | 2022-09-27 |
| 10874962 | Fine fiber filter media and processes | Stephen T. Cox, William S. Freeman, John A. Wertz | 2020-12-29 |
| 10828587 | Stable filter media including nanofibers | Randall B. Keisler | 2020-11-10 |
| 10155186 | Fine fiber filter media and processes | Stephen T. Cox, William S. Freeman, John A. Wertz | 2018-12-18 |
| 7833419 | UV treated membranes | Richard F. Salinaro, Yoshiki Mizuno | 2010-11-16 |
| 7611629 | UV treated membranes | Richard F. Salinaro, Yoshiki Mizuno | 2009-11-03 |