Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9168490 | Combination membrane system for producing nitrogen enriched air | Sudipto Majumdar, Kenneth J. Pennisi | 2015-10-27 |
| 6180168 | Process for the manufacture of a membrane device with internal sweep | Paul W. Kramer | 2001-01-30 |
| 5779897 | Hollow fiber membrane device with inert filaments randomly distributed in the inter-fiber voids | Dilip G. Kalthod | 1998-07-14 |
| 5215554 | Membranes having enhanced selectivity and method of producing such membranes | Paul W. Kramer, Milton K. Murphy, Jay Henis, Erwin R. Stedronsky | 1993-06-01 |
| 4687578 | Fluid separation membranes | — | 1987-08-18 |
| 4671875 | Fluid separation module | — | 1987-06-09 |
| 4218358 | Process for removing unreacted monomers from polymerization slurries | Arthur A. Armstrong, Gerd R. Baur, Charles Nelson Carpenter, Edwin W. Folk, Robert L. Voges | 1980-08-19 |