Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9070923 | Attach and detach device of battery for electric vehicle | Chi Man Yu, Joo-Sub Sim, Woong-Sung Jang, Yun Ha Kim, Jun Seok Park +3 more | 2015-06-30 |
| 8689918 | Attach and detach device of battery for electric vehicle | Chi Man Yu, Joo-Sub Sim, Woong-Sung Jang, Yun Ha Kim, Jun Seok Park +2 more | 2014-04-08 |