Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8444749 | Method and system for membrane-based gas recovery | Edgar S. Sanders, Jr., Sarang Gadre, Michael Bennett, David J. Hasse, Indrasis Mondal | 2013-05-21 |
| 7399897 | Method of separating olefins from mixtures with paraffins | John W. Simmons, Okan M. Ekiner | 2008-07-15 |
| 7250545 | Method of separating olefins from mixtures with paraffins | John W. Simmons | 2007-07-31 |
| 5868992 | Treatment of gas separation membranes with inert solvent | — | 1999-02-09 |
| 5051114 | Perfluorodioxole membranes | Stuart M. Nemser | 1991-09-24 |
| RE33352 | Absorption process for producing oxygen and nitrogen and solution therefor | Richard W. Baker | 1990-09-25 |
| 4542010 | Method and apparatus for producing oxygen and nitrogen and membrane therefor | Richard W. Baker | 1985-09-17 |
| 4451270 | Absorption process for producing oxygen and nitrogen and solution therefor | — | 1984-05-29 |