Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8002975 | Filtration device with a pressure-activated means for bypassing serial filter layers | Kari Backes, Gregory Straeffer | 2011-08-23 |
| 7959805 | Manifold adaptor plate for filtration apparatus | Mark Chisholm, Tom Janko, James E. Kelly, Ralph Stankowski | 2011-06-14 |
| 7513992 | Filtration device with pressure-activated means for bypassing serial filter layers | Kari Backes, Gregory Straeffer | 2009-04-07 |
| 7208088 | Spiral wound filtration membrane cartridge with chevron seal | Joseph Almasian | 2007-04-24 |
| 6824679 | Hollow fiber separation module and methods for manufacturing same | Steven R. Pearl, Ralf Kuriyel | 2004-11-30 |