Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7835831 | Power-down control method of fuel cell hybrid electric vehicle | Sung Jin Chung, Ho Sung Kang, Sang Hoon Lee, Kyu Il Lee, Nam Woo Lee | 2010-11-16 |
| 7420339 | Regenerative braking system of fuel cell vehicle using super capacitor | Sung Jin Chung, Kyu Il Lee, Joon Yong Lee, Sang Hoon Lee | 2008-09-02 |