Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9138692 | Polymer membranes prepared from aromatic polyimide membranes by thermal treating and UV crosslinking | Chunqing Liu, Peter K. Coughlin, Man-Wing Tang, Lubo Zhou | 2015-09-22 |
| 8931646 | Polybenzoxazole membranes | Chunqing Liu, Man-Wing Tang, Lubo Zhou, Jeffery C. Bricker | 2015-01-13 |
| 8915379 | Method to improve the selectivity of polybenzoxazole membranes | Chunqing Liu, Man-Wing Tang, Lubo Zhou, Jeffery C. Bricker | 2014-12-23 |
| 8912288 | Separation process using a polyimide membrane | Chunqing Liu, Travis C. Bowen, Emily G. Harbert, Syed A. Faheem, Zara Osman | 2014-12-16 |
| 8710173 | Blend polymer gas separation membrane | Chunqing Liu, Travis C. Bowen, Emily G. Harbert, Syed A. Faheem, Zara Osman | 2014-04-29 |
| 8704030 | Process of separating gases using polyimide membranes | Chunqing Liu, Travis C. Bowen, Emily G. Harbert, Syed A. Faheem, Zara Osman | 2014-04-22 |
| 8614288 | Polyimide gas separation membranes | Chunqing Liu, Travis C. Bowen, Emily G. Harbert, Syed A. Faheem, Zara Osman | 2013-12-24 |
| 8575414 | Membrane system for natural gas upgrading | Chunqing Liu, Syed A. Faheem | 2013-11-05 |
| 8459469 | Polybenzoxazole membranes prepared from aromatic polyamide membranes | Chunqing Liu, Syed A. Faheem, Man-Wing Tang, Lubo Zhou, Jeffery C. Bricker | 2013-06-11 |
| 8366804 | High permeance polyimide membranes for air separation | Chunqing Liu, Syed A. Faheem, Travis C. Bowen, Jeffrey J. Chiou | 2013-02-05 |
| 8241501 | Polymer membranes prepared from aromatic polyimide membranes by thermal treating and UV crosslinking | Chunqing Liu, Peter K. Coughlin, Man-Wing Tang, Lubo Zhou | 2012-08-14 |
| 8132677 | Polymer membranes prepared from aromatic polyimide membranes by thermal treating and UV crosslinking | Chunqing Liu, Peter K. Coughlin, Man-Wing Tang, Lubo Zhou | 2012-03-13 |
| 7810652 | Method to improve the selectivity of polybenzoxazole membranes | Chunqing Liu, Man-Wing Tang, Lubo Zhou, Jeffery C. Bricker | 2010-10-12 |