Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9853305 | Composite membrane and moisture adjustment module using same | Keiichi Yamakawa, William B. Johnson, Thomas Berta | 2017-12-26 |
| 7396605 | Method and system for improving the performance of a fuel cell | John W. Van Zee, Woo-kum Lee | 2008-07-08 |
| 7267899 | Method and system for improving the performance of a fuel cell | John W. Van Zee, Woo-kum Lee | 2007-09-11 |
| 6300000 | Fuel cell membrane electrode assemblies with improved power outputs and poison resistance | Carlos Cavalca, James H. Arps | 2001-10-09 |