Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11752470 | Fixed rigid wall device for compressed pleat configuration filters | Songhua Liu, Michael P. Lynch, Ryan Sylvia, Joseph Almasian, Luc Messier | 2023-09-12 |
| 11192070 | Enhanced stability filter integrity test | David Nhiem | 2021-12-07 |
| 10955328 | Mixed gas integrity testing of porous materials without permeate side access | — | 2021-03-23 |
| 10702832 | Enhanced stability filter integrity test | David Nhiem | 2020-07-07 |
| 10151679 | Enhanced aerosol test for assessing filter integrity | David Nhiem, Gabriel Tkacik | 2018-12-11 |
| 9108138 | Accelerated mixed gas integrity testing of porous materials | Jibin Hao, Michael Joens, Ronald Tuccelli | 2015-08-18 |
| 7594425 | Methods and systems for integrity testing of porous materials | John J. Lewnard, Mani Krishnan | 2009-09-29 |
| 6814780 | Hollow fiber membrane gas separation cartridge and gas purification assembly | Benjamin Bikson, Scott Andrew Bartholomew, Bradley Quinn Johnson | 2004-11-09 |
| 6776820 | Integral hollow fiber membrane gas dryer and filtration device | Benjamin Bikson, Scott Andrew Bartholomew, Bradley Quinn Johnson | 2004-08-17 |
| 6755894 | Hollow fiber membrane gas separation cartridge and gas purification assembly | Benjamin Bikson, Scott Andrew Bartholomew, Bradley Quinn Johnson | 2004-06-29 |
| 6740140 | Hollow fiber membrane system assembly with an internal reflux system | Bradley Quinn Johnson, Benjamin Bikson | 2004-05-25 |
| 6709494 | High temperature membrane module tubesheet composed of thermoset resin blends | James Timothy Macheras | 2004-03-23 |
| 5897729 | Process of making a structure enhancing hollow fiber module | Benjamin Bikson, Patrick Nicolas, Cheryl Ford | 1999-04-27 |
| 5837033 | Hollow fiber membrane separation apparatus | Benjamin Bikson | 1998-11-17 |
| 5702601 | Structure enhancing hollow fiber module | Benjamin Bikson, Patrick Samuel Nicholas, Jr., Cheryl Ford | 1997-12-30 |
| 5411662 | Fluid separation assembly having an purge control valve | Patrick Nicolas, Benjamin Bikson, David R. Thompson | 1995-05-02 |
| 5390533 | Pressurizing with and recovering helium | Thomas R. Schulte, Carl Joseph Heim, Vladimir T. Gorjaczkowski | 1995-02-21 |
| 5344480 | Pressurizing with and recovering helium | Thomas R. Schulte, Carl Joseph Heim, Vladimir T. Gorjaczkowski | 1994-09-06 |
| 5160042 | Double ended hollow fiber bundle and fluids separation apparatus | Benjamin Bikson | 1992-11-03 |
| RE34115 | Method for modifying asymmetric membranes by endo-treating | Myron J. Coplan, R. Douglas Burchesky | 1992-10-27 |
| 5071552 | Multiple bundle fluid separation apparatus | Benjamin Bikson | 1991-12-10 |
| 5067971 | Process for dehydration of gases and composite permeable membranes therefor | Benjamin Bikson, Joyce K. Nelson | 1991-11-26 |
| 5026479 | Fluid separation device | Benjamin Bikson | 1991-06-25 |
| 4877421 | Treatment of permeable membranes | Benjamin Bikson | 1989-10-31 |
| 4812184 | Method of manufacturing a hollow filament separatory module with constricted bundle end | Myron J. Coplan | 1989-03-14 |