Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9806352 | Fuel cell | Yoo Chang Yang | 2017-10-31 |
| 9680165 | Separator and fuel cell with the same | Yoo Chang Yang | 2017-06-13 |
| 9590256 | Gasket structure of fuel cell separator with improved air tight seal | Yoo Chang Yang | 2017-03-07 |