Issued Patents All Time
Showing 76–81 of 81 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7510678 | Composite material for bipolar plate | Yeong-Chan Eun, Sung-Yong Cho, Ho-Jin Kweon, Jin-Kyoung Moon, Dong Hun Lee +2 more | 2009-03-31 |
| 7485384 | Cooling apparatus for fuel cell and fuel cell system having the same | Seong-Jin An, Ho-Jin Kweon, Ju-Yong Kim, Yeong-Chan Eun, Sung-Yong Cho +1 more | 2009-02-03 |
| 7452621 | Polymer membrane for fuel cell and method for preparing the same | Hee-Tak Kim, Hae-Kwon Yoon, Ho-Jin Kweon | 2008-11-18 |
| 7388035 | Method for preparing poly(2,5-benzimidazole) | Yeong-Chan Eun, Sung-Yong Cho, Ho-Jin Kweon | 2008-06-17 |
| 7329472 | Fuel cell system and stack used thereto | Dong Hun Lee, Ho-Jin Kweon, Seong-Jin An, Jun-Won Suh, Jong-Man Kim +2 more | 2008-02-12 |
| 7244791 | Method for preparing sulfonated polystyrene for polymer electrolyte of fuel cell | Ho-Jin Kweon, Yeong-Chan Eun, Sung-Yong Cho | 2007-07-17 |