Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7955744 | Method for fuel cell start-up with uniform hydrogen flow | Jon R. Sienkowski, Balasubramanian Lakshmanan, Daniel Darga | 2011-06-07 |
| 7862942 | Strategies for mitigating cell degradation during start-up and shutdown with H2/N2 storage | Balsu Lakshmanan, Abdullah B. Alp, David A. Arthur | 2011-01-04 |
| 7829228 | Control strategy to prevent humidity cycling in a fuel cell | Josef Kallo, Kilian Simbeck, Peter Kilian, Oliver Maier, Manish Sinha +1 more | 2010-11-09 |
| 7799473 | Anode recirculation for a parallel dual stack fuel cell system | David R. Savage, Jon R. Sienkowski | 2010-09-21 |
| 7771855 | Fuel cell system including a two-position back-pressure valve | Bruce J. Clingerman, Ronald L. James | 2010-08-10 |
| 7749624 | Method for providing back-pressure for a fuel cell stack | Bruce J. Clingerman, Ronald L. James | 2010-07-06 |
| 7740964 | Adaptive anode nitrogen management control | Abdullah B. Alp, Victor W. Logan | 2010-06-22 |
| 7597975 | Fuel cell operation to minimize RH cycles to improve durability | William H. Pettit, John C. Fagley, Steven G. Goebel | 2009-10-06 |
| 7494735 | Fuel cell stack design and method of operation | Pinkhas A. Rapaport, Jeffrey A. Rock, Andrew Bosco, Lesley Paine, Hubert Gasteiger | 2009-02-24 |
| 7276308 | Fuel cell system with recuperative heat exchanger | Volker Formanski, Thomas Herbig, George R. Woody, Steven D. Burch, Uwe Hannesen | 2007-10-02 |
| 7235318 | Fuel cell system back-pressure control with a discrete valve | Bruce J. Clingerman, Ronald L. James | 2007-06-26 |
| 6815106 | Fuel cell having dynamically regulated backpressure | James W. Dandalides, William H. Pettit | 2004-11-09 |
| 6794068 | Fuel cell stack design and method of operation | Pinkhas A. Rapaport, Jeffrey A. Rock, Andrew Bosco, Hubert Gasteiger, Lesley Paine | 2004-09-21 |
| 6432568 | Water management system for electrochemical engine | Rodney Lynn Borup, William H. Pettit | 2002-08-13 |