Issued Patents 2021
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11205787 | Fuel cell control method and control system | Joon Yong Lee | 2021-12-21 |
| 11201340 | Hydrogen supply control system and control method for fuel cell | Joon Yong Lee | 2021-12-14 |
| 11137041 | Brake disk including decarburized layer and nitride compound layer, and method of manufacturing the same | Min Woo Kang, Chung An Lee, Seung Hyun Hong | 2021-10-05 |
| 11139493 | Method and system for controlling hydrogen purging of fuel cell | Joon Yong Lee | 2021-10-05 |
| 11018358 | Pinhole determination method and system for fuel cell | Jung Hwan Ryu | 2021-05-25 |
| 10985388 | Method and apparatus for estimating hydrogen crossover loss of fuel cell system | Jung Hwan Ryu | 2021-04-20 |
| 10978724 | Method and system for removing residual water in fuel cell stack | Chang Seok You, Sung Do Kim, Min Su Kang, Dong Hun Lee | 2021-04-13 |