Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12374698 | Ionomer components comprising selectively deposited catalysts and methods of making and using the same | — | 2025-07-29 |
| 12142800 | Passive pressure swing system for fuel cell reactant recirculation | — | 2024-11-12 |
| 11859579 | System for multiple burns from a rocket motor | Nicholas Dallmann, Ian Shelburne, Kavitha Chintam, Malakai Coblentz, David Hemsing +2 more | 2024-01-02 |
| 11309569 | Microwatt fuel cell stack | — | 2022-04-19 |
| 10826076 | Patterned electrode catalyst | Natalia Macauley, Siddharth Komini Babu, Rangachary Mukundan, Rodney Lynn Borup, Stephen Grot | 2020-11-03 |
| 10490833 | Hydrogen fuel quality analyzer with self-humidifying electrochemical cell and methods of testing fuel quality | Eric L. Brosha, Tommy Q. T. Rockward, Christopher J. Romero, Cortney R. Kreller, Rangachary Mukundan | 2019-11-26 |
| 7824654 | Method and apparatus for generating hydrogen | — | 2010-11-02 |
| 7589047 | Composite materials and method of making | Francisco A. Uribe, Fernando Garzon | 2009-09-15 |
| 7214442 | High specific power, direct methanol fuel cell stack | John C. Ramsey | 2007-05-08 |
| 6864004 | Direct methanol fuel cell stack | John C. Ramsey | 2005-03-08 |
| 6808838 | Direct methanol fuel cell and system | — | 2004-10-26 |
| 6255012 | Pleated metal bipolar assembly | Christine Zawodzinski | 2001-07-03 |
| 6248467 | Composite bipolar plate for electrochemical cells | Deanna N. Busick | 2001-06-19 |
| 6207310 | Fuel cell with metal screen flow-field | Christine Zawodzinski | 2001-03-27 |
| 6117577 | Ambient pressure fuel cell system | — | 2000-09-12 |
| 6037072 | Fuel cell with metal screen flow field | Christine Zawodzinski | 2000-03-14 |
| 5952119 | Fuel cell membrane humidification | — | 1999-09-14 |
| 5798187 | Fuel cell with metal screen flow-field | Christine Zawodzinski | 1998-08-25 |
| 5641586 | Fuel cell with interdigitated porous flow-field | — | 1997-06-24 |
| 5595834 | Annular feed air breathing fuel cell stack | Jay K. Neutzler | 1997-01-21 |
| 5514486 | Annular feed air breathing fuel cell stack | — | 1996-05-07 |
| 5234777 | Membrane catalyst layer for fuel cells | — | 1993-08-10 |
| 5227042 | Catalyzed enzyme electrodes | Thomas Zawodzinski, Judith Rishpon, Shimshon Gottesfeld | 1993-07-13 |
| 5211984 | Membrane catalyst layer for fuel cells | — | 1993-05-18 |
| 4973910 | Surface potential analyzer | — | 1990-11-27 |