Issued Patents All Time
Showing 25 most recent of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12341227 | Perfluorosulfonyl monomers suitable for fluoropolymers and fuel cell membrane articles | Miguel A. Guerra, Carl A. Laskowski, Matthew J. Lindell | 2025-06-24 |
| 12199290 | Fluoropolymer ionomers with reduced catalyst poisoning and articles therefrom | Andrew T. Haug, John E. Abulu, Matthew J. Lindell, Tyler S. Matthews, Andrew J. L. Steinbach +1 more | 2025-01-14 |
| 12034193 | Fluorinated copolymer and compositions and articles including the same | Lisa P. Chen, Gregg D. Dahlke, Denis Duchesne, Klaus Hintzer, Matthew J. Lindell +2 more | 2024-07-09 |
| 11834544 | Anion exchange membranes based on polymerization of long chain alpha olefins | Carl A. Laskowski, Timothy M. Gillard, Michael Hickner, Liang ZHU | 2023-12-05 |
| 11702486 | Hydrocarbon polymers containing ammonium functionality | Carl A. Laskowski, Timothy M. Gillard, Zbyslaw R. Owczarczyk, Marina M. Kaplun | 2023-07-18 |
| 11254777 | Nitrogen-containing multi-block copolymers and method of making | Timothy M. Gillard, Carl A. Laskowski | 2022-02-22 |
| 10934374 | Cationic polymers for use as anion exchange polyelectrolytes | Eric H. Fort, Marina M. Kaplun, Carl A. Laskowski, Matthew Jay Quast | 2021-03-02 |
| 10618008 | Polymeric ionomer separation membranes and methods of use | David S. Seitz, Eric F. Funkenbusch, Ryan C. Shirk, Jinsheng Zhou, Eric J. Hanson +2 more | 2020-04-14 |
| 10446868 | Fuel cell subassemblies incorporating subgasketed thrifted membranes | Eric J. Iverson, Daniel M. Pierpont, Steven J. Hamrock, Stephan J. Obradovich, Donald G. Peterson | 2019-10-15 |
| 9893373 | Reinforced electrolyte membrane | Ji-Hwa Lee, Youngdon Yi, Daniel M. Pierpont, Steven J. Hamrock, Mark A. Schonewill | 2018-02-13 |
| 9276284 | Fuel cell subassemblies incorporating subgasketed thrifted membranes | Eric J. Iverson, Daniel M. Pierpont, Steven J. Hamrock, Stephan J. Obradovich, Donald G. Peterson | 2016-03-01 |
| 8962214 | Microporous PVDF films | Samantha D. Smith, Gene H. Shipman, Robert M. Floyd, Harold Todd Freemyer, Steven J. Hamrock +1 more | 2015-02-24 |
| 8921002 | Manufacturing of fuel cell membrane electrode assemblies incorporating photocurable cationic crosslinkable resin gasket | Michael T. Hicks, Daniel M. Pierpont | 2014-12-30 |
| 8889230 | Side chain fluorochemicals with crystallizable spacer groups | Richard M. Flynn | 2014-11-18 |
| 8802793 | Polymer electrolyte with aromatic sulfone crosslinking | Naiyong Jing, Steven J. Hamrock | 2014-08-12 |
| 8663868 | Microporous PVDF films | Samantha D. Smith, Gene H. Shipman, Robert M. Floyd, Harold Todd Freemyer, Steven J. Hamrock +1 more | 2014-03-04 |
| 8637205 | Fuel cell subassemblies incorporating subgasketed thrifted membranes | Eric J. Iverson, Daniel M. Pierpont, Steven J. Hamrock, Stephan J. Obradovich, Donald G. Peterson | 2014-01-28 |
| 8546045 | Gasketed subassembly for use in fuel cells including replicated structures | Paul Boucher, Katherine Graham, Eric J. Hanson | 2013-10-01 |
| 8426078 | Manufacturing of fuel cell membrane electrode assemblies incorporating photocurable cationic crosslinkable resin gasket | Michael T. Hicks, Daniel M. Pierpont | 2013-04-23 |
| 8343682 | Membrane electrode assembly with compression control gasket | David Allen Wald | 2013-01-01 |
| 8206874 | Polymer electrolytes including heteropolyacids | Steven J. Hamrock, Matthew H. Frey, Gregory M. Haugen, Andrew M. Herring, James L. Horan +1 more | 2012-06-26 |
| 8119302 | One-step method of bonding and sealing a fuel cell membrane electrode assembly | David A. Ylitalo, Douglas Willard Kado | 2012-02-21 |
| 7847035 | Polymer electrolyte with aromatic sulfone crosslinking | Naiyong Jing, Steven J. Hamrock | 2010-12-07 |
| 7740962 | Compact fuel cell stack with current shunt | Krzysztof A. Lewinski, Kim B. Saulsbury, Mark K. Debe, Andrew J. L. Steinbach, Thomas Herdtle +2 more | 2010-06-22 |
| 7553578 | Fuel cell membrane electrode assembly with sealing surfaces | David Allen Wald, Jimmy M. Le, Paul Boucher | 2009-06-30 |