Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10022677 | Gas separation membranes based on perfluorinated polymers | Timothy C. Merkel, Yoshiyuki Okamoto, Yasuhiro Koike | 2018-07-17 |
| 9975084 | Fluid separation processes using membranes based on fluorinated and perfluorinated polymers | Timothy C. Merkel, Hao Zhang, Johannes G. Wijmans, Yoshiyuki Okamoto | 2018-05-22 |
| 9643124 | Gas separation membranes based on fluorinated and perfluorinated polymers | Hao Zhang, Timothy C. Merkel, Yoshiyuki Okamoto, Yasuhiro Koike | 2017-05-09 |
| 9636632 | Gas separation membranes based on fluorinated and perfluorinated polymers | Timothy C. Merkel, Hao Zhang, Yoshiyuki Okamoto | 2017-05-02 |
| 9403120 | Gas separation membranes based on perfluorinated polymers | Timothy C. Merkel, Yoshiyuki Okamoto, Yasuhiro Koike | 2016-08-02 |
| 8828121 | Gas separation membranes based on perfluorinated polymers | Timothy C. Merkel, Yoshiyuki Okamoto, Yasuhiro Koike | 2014-09-09 |
| 8623926 | Process for the production of methanol including two membrane separation steps | Nicholas P. Wynn, Sylvie Thomas-Droz, Meijuan Zhou, Haiqing Lin | 2014-01-07 |
| 6896717 | Gas separation using coated membranes | Ingo Pinnau, Rolande Blanc | 2005-05-24 |
| 6592650 | Gas separation using organic-vapor-resistant membranes and PSA | Ingo Pinnau, Andre R. Da Costa, Karl D. Amo, Ramin Daniels | 2003-07-15 |
| 6579341 | Nitrogen gas separation using organic-vapor-resistant membranes | Richard W. Baker, Ingo Pinnau, Karl D. Amo, Andre R. Da Costa, Ramin Daniels | 2003-06-17 |
| 6572679 | Gas separation using organic-vapor-resistant membranes in conjunction with organic-vapor-selective membranes | Richard W. Baker, Ingo Pinnau, Andre R. Da Costa, Ramin Daniels, Karl D. Amo +1 more | 2003-06-03 |
| 6572678 | Natural gas separation using nitrogen-selective membranes of modest selectivity | Johannes G. Wijmans, Richard W. Baker, Ingo Pinnau | 2003-06-03 |
| 6572680 | Carbon dioxide gas separation using organic-vapor-resistant membranes | Richard W. Baker, Ingo Pinnau, Karl D. Amo, Andre R. Da Costa, Ramin Daniels | 2003-06-03 |
| 6565626 | Natural gas separation using nitrogen-selective membranes | Richard W. Baker, Johannes G. Wijmans, Ingo Pinnau | 2003-05-20 |
| 6544316 | Hydrogen gas separation using organic-vapor-resistant membranes | Richard W. Baker, Ingo Pinnau, Karl D. Amo, Andre R. Da Costa, Ramin Daniels | 2003-04-08 |
| 6361582 | Gas separation using C3+ hydrocarbon-resistant membranes | Ingo Pinnau, Andre R. Da Costa, Karl D. Amo, Ramin Daniels | 2002-03-26 |
| 6361583 | Gas separation using organic-vapor-resistant membranes | Ingo Pinnau, Andre R. Da Costa, Karl D. Amo, Ramin Daniels | 2002-03-26 |
| 6316684 | Filled superglassy membrane | Ingo Pinnau | 2001-11-13 |
| 6271319 | Membrane-augmented polypropylene manufacturing | Richard W. Baker, Andre R. Da Costa, Ramin Daniels, Ingo Pinnau | 2001-08-07 |
| 6264828 | Process, including membrane separation, for separating hydrogen from hydrocarbons | Richard W. Baker, Kaaeid A. Lokhandwala, Ingo Pinnau | 2001-07-24 |
| 6183628 | Process, including PSA and membrane separation, for separating hydrogen from hydrocarbons | Richard W. Baker, Kaaeid A. Lokhandwala, Ingo Pinnau | 2001-02-06 |
| 6159272 | Hydrogen recovery process | Richard W. Baker, Kaaeid A. Lokhandwala, Ingo Pinnau | 2000-12-12 |
| 5779763 | Process for recovering semiconductor industry cleaning compounds | Ingo Pinnau, Johannes G. Wijmans, Shannon Goakey, Richard W. Baker | 1998-07-14 |