Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11602717 | Catalytic efficiency of flue gas filtration | Zhuonan Song | 2023-03-14 |
| 11071947 | Catalytic efficiency of flue gas filtration | Zhuonan Song | 2021-07-27 |
| 10940471 | Catalytic efficiency of flue gas filtration | Zhuonan Song | 2021-03-09 |
| 10493388 | Catalytic filter material | John P. Pasmore, Robert Eves | 2019-12-03 |
| 9737845 | Mist elimination and pollutant removal device and method | Wai Sing Poon, Richard Gebert, Jeffrey A. Kolde | 2017-08-22 |
| 9381459 | Mist elimination and pollutant removal device and method | Wai Sing Poon, Richard Gebert, Jeffrey A. Kolde | 2016-07-05 |
| 6517612 | Centrifugal filtration device | Steven P. Crouch, Steve Robin Wright, Jeffrey Storm, Wai Sing Poon, Daniel W. Thorpe +1 more | 2003-02-11 |
| 6110243 | Cleanable filter bag assembly | Raymond M. Wnenchak, John E. Bacino, Erik H. Wildt, Karen Tronto | 2000-08-29 |
| 6008146 | Filter material and cartridge filters made therefrom | — | 1999-12-28 |
| 5928414 | Cleanable filter media and filter elements | Raymond M. Wnenchak, John E. Bacino, Erik H. Wildt | 1999-07-27 |
| 5536290 | Pleated cartridge filter attachment for top loading filter assemblies | Erik H. Wildt | 1996-07-16 |
| 5527569 | Conductive filter laminate | Alex R. Hobson, David E. Mooney | 1996-06-18 |
| 5478372 | High temperature, chemical resistant laminate for filtration systems | — | 1995-12-26 |
| 5350515 | Internally potted end cap for a pleated filter medium | Raymond M. Wnenchak | 1994-09-27 |