Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8318371 | Separator for fuel cell and fuel cell stack using the same | Young-Seung Na | 2012-11-27 |
| 8133636 | Fuel cell stack and manufacturing method of the same | Yeong-Chan Eun, Seong-Jin An, Gill-Tae Roh, Seok Chang | 2012-03-13 |
| 8053132 | Cathode end plate and breathable fuel cell stack using the same | Gill-Tae Roh, Yeong-Chan Eun, Seong-Jin An, Seok Chang | 2011-11-08 |
| 7807310 | End plate for fuel cell stack and air breathing fuel cell stack using the same | Yeong-Chan Eun, Seong-Jin An, Gill-Tae Roh, Seok Chang | 2010-10-05 |
| 7776483 | Method and system of activating fuel cell stack | Young-Seung Na, Kyoung-hwan Choi, Sang-kyun Kang, Ji-rae Kim | 2010-08-17 |
| 7745043 | Fuel cell stack | Gill-Tae Roh, Yeong-Chan Eun, Seong-Jin An, Seok Chang | 2010-06-29 |