Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10497951 | Apparatus and method of supplying fuel cell stack material | Sang Hyun Cho | 2019-12-03 |
| 9991546 | Fuel cell stack assembly device and control method | Kyung Sik Son, Sang Hyun Cho | 2018-06-05 |
| 9669547 | Method for testing feeding fuel cell stack and apparatus for producing fuel cell stack using the same | Sang Hyun Cho, Joook Park | 2017-06-06 |
| 9148939 | Apparatus for removing static electricity of fuel cell stack manufacturing device | Sang Hyun Cho | 2015-09-29 |