Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9502731 | Fuel cell plate features to resolve differences in component tolerances | Jeffrey A. Rock, Jeff D. Williams, Matthew J. Beutel | 2016-11-22 |
| 9178224 | Sealing design for stamped plate fuel cells | Steven G. Goebel, Matthew J. Beutel, Jeffrey A. Rock, Robert Thompson, Jeff D. Williams | 2015-11-03 |
| 9153826 | Bipolar plate with features for mitigation of exit water retention | Jon P. Owejan, Jeffrey A. Rock, Thomas A. Trabold | 2015-10-06 |
| 9017895 | Dual channel step in fuel cell plate | Jeffrey A. Rock, Gerald W. Fly | 2015-04-28 |
| 9008813 | Method to improve the dimensional accuracy and surface quality for large spring back compensation for fuel cell bipolar plate forming | Siguang Xu, Paul A. LeBlanc, Gerald W. Fly | 2015-04-14 |
| 8845762 | Batteries and components thereof and methods of making and assembling the same | Derek R. Weber, Alastair Gordon Anderson, Paul F. Spacher | 2014-09-30 |
| 8802326 | Fuel cell separator plate | Seth Valentine, Courtney E. Reich, Daniel P. Miller | 2014-08-12 |
| 8778567 | Unique pre-form design for two-step forming of stainless steel fuel cell bipolar plates | Siguang Xu, John R. Bradley, Gerald W. Fly, Arianna T. Morales | 2014-07-15 |
| 8722274 | Datum insert for shorting protection on a fuel cell plate | Daniel P. Miller, Mark W. Keyser | 2014-05-13 |
| 8609294 | Method to provide electrical insulation between conductive plates of a hydrogen fuel cell | Matthew J. Beutel, Ronald L. James, Daniel P. Miller | 2013-12-17 |
| 8501363 | Bipolar plate design with improved freeze start-up | — | 2013-08-06 |
| 8465863 | Batteries and components thereof and methods of making and assembling the same | Derek R. Weber, Alastair Gordon Anderson, Paul F. Spacher | 2013-06-18 |
| 8465879 | Reinforced fuel cell metal plate perimeter | Daniel P. Miller, Robert Thompson, Matthew J. Beutel, Siguang Xu | 2013-06-18 |
| 8453334 | Fuel cell plate measurement features | Mark W. Keyser | 2013-06-04 |
| 8277986 | Bipolar plate with microgrooves for improved water transport | Thomas A. Trabold, Gayatri Vyas Dadheech, Mahmoud H. Abd Elhamid, Yan Zhang, Keith E. Newman +1 more | 2012-10-02 |
| 8129075 | Bipolar plate header formed features | Jon P. Owejan, Jeffrey A. Rock, Thomas A. Trabold | 2012-03-06 |
| 8052007 | Container with integrated coolant seals | Jeffrey M. Guzda, Mark W. Keyser, Timothy William Rowe | 2011-11-08 |
| 7901832 | Bipolar plate with inlet and outlet water management features | Thomas A. Trabold, Jon P. Owejan, Jeffrey A. Rock, Gayatri Vyas Dadheech | 2011-03-08 |
| 7855031 | Method of making bipolar plate with coolant channels | — | 2010-12-21 |
| 7851080 | Battery cooling plate design with discrete channels | Derek R. Weber, Paul F. Spacher | 2010-12-14 |
| 7823277 | Pre-nesting of the active area on plates to reduce thickness variation | Mark W. Keyser, Jeffrey A. Rock, Keith E. Newman, Lewis Dipietro, Scott Ofslager | 2010-11-02 |
| 7687182 | Pressurized coolant for stamped plate fuel cell without diffusion media in the inactive feed region | Steven G. Goebel, Jeffrey A. Rock, Dirk Rensink, William H. Pettit | 2010-03-30 |
| 7604888 | Stamped PEM fuel cell plate manufacturing | Jeffrey A. Rock, Carl M. Marsiglio | 2009-10-20 |
| 7044200 | Two-phase refrigerant distribution system for multiple pass evaporator coils | Neelkanth S. Gupte | 2006-05-16 |
| 6886628 | High fin density coil design utilizing precoated fin stock | Paul S. Sacks | 2005-05-03 |