Issued Patents All Time
Showing 1–25 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7964698 | Wholly aromatic liquid crystalline polyetherimide (LC-PEI) resins | Erik S. Weiser, Theodorus Jacobus Dingemans, Jeffrey A. Hinkley | 2011-06-21 |
| 7507784 | Liquid crystalline thermosets from ester, ester-imide, and ester-amide oligomers | Theodorus Jacobus Dingemans, Erik S. Weiser | 2009-03-24 |
| 6939940 | Liquid crystalline thermosets from ester, ester-imide, and ester-amide oligomers | Theodorous J. Dingemans, Erik S. Weiser | 2005-09-06 |
| 6689288 | Polymeric blends for sensor and actuation dual functionality | Joycelyn S. Harrison, Ji Su, Zoubeida Ounaies | 2004-02-10 |
| 6545391 | Polymer-polymer bilayer actuator | Ji Su, Joycelyn S. Harrison | 2003-04-08 |
| 6521052 | Surface treatment | Cheol Park, Sharon E. Lowther | 2003-02-18 |
| 6515077 | Electrostrictive graft elastomers | Ji Su, Joycelyn S. Harrison | 2003-02-04 |
| 6379809 | Thermally stable, piezoelectric and pyroelectric polymeric substrates and method relating thereto | Joycelyn O. Simpson | 2002-04-30 |
| 6368662 | Molecular level coating of metal oxide particles | Patricia R. McDaniel | 2002-04-09 |
| 6235803 | Hollow polymide microspheres | Erik S. Weiser, Yoshiaki Echigo, Hisayasu Kaneshiro | 2001-05-22 |
| 6222007 | "Films, preimpregnated tapes and composites made from polyimide ""Salt-like"" Solutions" | Roberto J. Cano, Erik S. Weiser, Yoshiaki Echigo, Hisayasu Kaneshiro | 2001-04-24 |
| 6180746 | Polyimide precursor solid residuum | Erik S. Weiser, Yoshiaki Echigo, Hisayasu Kaneshiro | 2001-01-30 |
| 6133330 | Aromatic polyimide foam | Erik S. Weiser, Yoshiaki Echigo, Hisayasu Kaneshiro | 2000-10-17 |
| 6114156 | Molecular level coating for metal oxide particles | Patricia R. McDaniel | 2000-09-05 |
| 6084000 | Hollow polyimide microspheres | Erik S. Weiser, Yoshiaki Echigo, Hisayasu Kaneshiro | 2000-07-04 |
| 6017637 | Fire resistant, moisture barrier membrane | — | 2000-01-25 |
| 5994418 | Hollow polyimide microspheres | Erik S. Weiser, Yoshiaki Echigo, Hisayasu Kaneshiro | 1999-11-30 |
| 5909905 | Method of making thermally stable, piezoelectric and proelectric polymeric substrates | Joycelyn O. Simpson | 1999-06-08 |
| 5891581 | Thermally stable, piezoelectric and pyroelectric polymeric substrates | Joycelyn O. Simpson | 1999-04-06 |
| 5840828 | Polyimide fibers | Catharine C. Fay, Dennis C. Working | 1998-11-24 |
| 5789025 | Fire resistant, moisture barrier membrane | — | 1998-08-04 |
| 5670256 | Polyimide fibers | Catharine C. Fay, Dennis C. Working | 1997-09-23 |
| 5502157 | Copolyimides prepared from ODPA, BTDA and 3,4'-ODA | Alice Chang | 1996-03-26 |
| 5478916 | Solvent resistant copolyimide | Alice Chang | 1995-12-26 |
| 5464928 | Direct process for preparing semi-crystalline polyimides | Alice Chang | 1995-11-07 |