Issued Patents All Time
Showing 25 most recent of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10188992 | Polybenzimidazoles and methods of making and using thereof | Judy S. Riffle, Benny D. Freeman | 2019-01-29 |
| 9782523 | Side-chain crystallizable polymers for medical applications | Donald K. Brandom, Joan Zeltinger, Eric Schmid, Robert K. Schultz | 2017-10-10 |
| 9533254 | Crosslinked polymer compositions, gas separation membranes of such crosslinked polymer compositions, methods of making such membranes, and methods of separating gases using such membranes | Yu-Chen Chen, Rulian Guo, Benny D. Freeman | 2017-01-03 |
| 8703113 | Side-chain crystallizable polymers for medical applications | Donald K. Brandom, Joan Zeltinger, Eric Schmid, Robert K. Schultz | 2014-04-22 |
| 8551511 | Phase-separated biocompatible polymer compositions for medical uses | Don K. Brandom, Durgadas Bolikal, Lioubov Kabalnova, Joachim B. Kohn | 2013-10-08 |
| 8383763 | ION-conducting sulfonated polymeric materials | Michael Hickner, Feng Wang, Yu Seung Kim | 2013-02-26 |
| 8028842 | Chlorine resistant desalination membranes based on directly sulfonated poly(arylene ether sulfone) copolymers | Ho-Bum Park, Benny D. Freeman | 2011-10-04 |
| 7790314 | Sulfonated polymer composition for forming fuel cell electrodes | Michael Hickner | 2010-09-07 |
| 7790837 | Ion-conducting sulfonated polymeric materials | Michael Hickner, Feng Wang, Yu Seung Kim | 2010-09-07 |
| 7544764 | Sulfonated polymer composition for forming fuel cell electrodes | Michael Hickner | 2009-06-09 |
| 7473714 | Materials for use as proton conducting membranes for fuel cells | Brian R. Einsla | 2009-01-06 |
| 7375178 | High refractive index thermoplastic polyphosphonates | Hosadurga Shobha, Venkat Sekharipuram, Atul Bhatnagar | 2008-05-20 |
| 7365121 | Highly conductive thermoplastic composites for rapid production of fuel cell bipolar plates | Jianhua Huang, Donald G. Baird | 2008-04-29 |
| 7361729 | Ion-conducting sulfonated polymeric materials | Michael Hickner, Feng Wang, Yu Seung Kim | 2008-04-22 |
| 7067083 | High refractive index thermoplastic polyphosphonates | Venkat Sekharipuram, Hosadurga Shobha, Atul Bhatnagar | 2006-06-27 |
| 6943221 | High refractive index thermoplastic polyphosphonates | Hosadurga Shobha, Venkat Sekharipuram, Atul Bhatnagar | 2005-09-13 |
| 6653439 | High refractive index thermoplastic polyphosphonates | Hosadurga Shobha, Venkat Sekharipuram, Atul Bhatnagar | 2003-11-25 |
| 6569984 | Method for making polyimide | Sue J. Mecham | 2003-05-27 |
| 6395359 | Power cylinder non-metallic liner seal assembly | Nicholas O. Venier | 2002-05-28 |
| 6288210 | High refractive index thermoplastic polyphosphonates | Hosadurga Shobha, Venkat Sekharipuram, Atul Bhatnagar | 2001-09-11 |
| 6090486 | Fiber materials for manufacturing fiber reinforced phenolic composites and adhesives with nucleophilic initiators positioned on the fiber surfaces | Judy S. Riffle, Christy S. Tyberg | 2000-07-18 |
| 6040416 | Melt polymer synthesis of poly ether phosphine oxides | Venkateshwaran N. Sekharipuram, Beverly Sue Mecham, Atul Bhatnagar | 2000-03-21 |
| 6008299 | Optic devices formed from melt processable thermoplastic materials having a high refractive index | Venkateshwaran N. Sekharipuram | 1999-12-28 |
| 5493002 | Aryl ethynyl phthalic anhydrides and polymers with terminal or pendant amines prepared with aryl ethynyl phthalic anhydrides | Gerald Meyer | 1996-02-20 |
| 5420225 | Aramid compositions of improved solubility and flame retardancy | Attila Gungor, Yadollah Delaviz, Harry W. Gibson | 1995-05-30 |