Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8747796 | Method of preparing carbon substrate for gas diffusion layer of polymer electrolyte fuel cell, carbon substrate prepared by using the method, and system for manufacturing the same | Chang Woo Lee, Eun Sook Lee, Jy Young Jyoung, Do Hun Kim, Jung Mi Gwak +1 more | 2014-06-10 |