Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6455526 | Biodegradable polymer encapsulated pharmaceutical compositions and method for preparing the same | Stephen J. Hanley, Stephen Comiskey | 2002-09-24 |
| 5614309 | Coated polypropylene or polyethylene useful for membranes | Tai-Shung Chung, Edward R. Kafchinski, Frank J. Onorato | 1997-03-25 |
| 5320754 | Pan composite membranes | Edward R. Kafchinski, Tai-Shung Chung, Brenda Bembry-Ross | 1994-06-14 |
| 5232757 | Enhancement of positive contrast in optical recording | Palaiyur S. Kalyanaraman, Harris A. Goldberg | 1993-08-03 |
| 5074891 | Method of gas separation and membranes therefor | Sidney R. Jones, Werner H. Mueller | 1991-12-24 |
| 5055116 | Gas separation membranes comprising miscible blends of polyimide polymers | Maria R. Coleman, Tai-Shung Chung | 1991-10-08 |
| 5045440 | Stabilization of optical information storage media by incorporation of nitrogen containing compounds | Frank J. Onorato, David E. Nikles, Susan C. Castles, Harris A. Goldberg | 1991-09-03 |
| 4978573 | Ultrathin polyimide polymer films and their preparation | — | 1990-12-18 |
| 4929405 | Ultrathin polyimide polymer flims and their preparation | — | 1990-05-29 |
| 4910082 | Ultrathin polyphenylene oxide polymer films and their preparation | — | 1990-03-20 |
| 4910083 | Ultrathin polyarylate polymer films and their preparation | — | 1990-03-20 |
| 4908266 | Ultrathin cellulose ester polymer films and their preparation | — | 1990-03-13 |
| 4908267 | Ultrathin polyether sulfone films and their preparation | — | 1990-03-13 |
| 4900621 | Ultrathin blended cellulose nitrate polymer films and their preparation | — | 1990-02-13 |
| 4900623 | Ultrathin polymethylmethacrylate polymer films | — | 1990-02-13 |
| 4880699 | Ultrathin polyimide polymer films and their preparation | — | 1989-11-14 |
| 4776999 | Ultrathin polyether sulfone polymer films and their preparation | — | 1988-10-11 |
| 4765939 | Process for preparing ultrathin polymethylmethacrylate polymer films | — | 1988-08-23 |
| 4752339 | Thixotropic aqueous solutions containing a divinylsulfone-crosslinked polygalactomannan gum | — | 1988-06-21 |
| 4746474 | Ultrathin polyimide polymers films and their preparation | — | 1988-05-24 |
| 4746472 | Ultrathin polyarylate polymer films and their preparation | — | 1988-05-24 |
| 4746473 | Ultrathin blended cellulose nitrate polymer films and their preparation | — | 1988-05-24 |
| 4746475 | Ultrathin cellulose ester polymer films and their preparation | — | 1988-05-24 |
| 4746476 | Ultrathin polyphenylene oxide polymer films and their preparation | — | 1988-05-24 |
| 4549907 | Thixotropic aqueous solutions containing a crosslinked polygalactomannan gum | — | 1985-10-29 |