Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7497917 | Friction heating for joining dissimilar materials | Peter H. Foss, Mark W. Verbrugge, Xiaohong Q. Gayden | 2009-03-03 |
| 7451907 | Roll bonding of bipolar plates | David R. Sigler, Xiaohong Q. Gayden | 2008-11-18 |
| 7258263 | Bipolar plate fabrication | David R. Sigler, Xiaohong Q. Gayden | 2007-08-21 |
| 7252218 | Bipolar plate fabrication by roll bonding | Xiaohong Q. Gayden, David R. Sigler | 2007-08-07 |
| 7249482 | Electrode texturing tool and method of use thereof | — | 2007-07-31 |
| 7225969 | Friction stir processing for surface properties | Thomas A. Perry, Yang-Tse Cheng, Anita Weiner | 2007-06-05 |