Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8871406 | Highly proton conductive crosslinked vinylsulfonic acid polymer electrolyte composite membranes and its preparation method for polymer electrolyte fuel cells | Young Woo Choi, Chang-Soo Kim, Gu-Gon Park, Seok-Hee Park, Sung Dae Lim +6 more | 2014-10-28 |
| 8720252 | Quality control apparatus for gas diffusion layer for fuel cells | Gu-Gon Park, Minjin Kim, Young Woo Choi, Seok-Hee Park, Sung-Dae Yim +4 more | 2014-05-13 |
| 8685590 | System for pre-activation of polymer electrolyte fuel cell (PEFC) | Gu-Gon Park, Minjin Kim, Young Woo Choi, Seok-Hee Park, Sung-Dae Yim +4 more | 2014-04-01 |
| 7955748 | Cell or stack for evaluating performance of fuel cell and method of evaluating performance of fuel cell using the same | Gu-Gon Park, Jin-Soo Park, Min Jin Kim, Seok-Hee Park, Sung-Dae Yim +4 more | 2011-06-07 |
| 7913572 | Integrated multi-measurement system for measuring physical properties of gas diffusion layer for polymer electrolyte fuel cell with respect to compression | Gu-Gon Park, Jin-Soo Park, Min Jin Kim, Seok-Hee Park, Sung-Dae Yim +4 more | 2011-03-29 |