Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9026357 | Electric bus and electric bus battery exchange system | Jun Seok Park, Won-Kyu Kim | 2015-05-05 |
| 8869384 | Electric bus battery exchange station | Jun Seok Park, Won-Kyu Kim | 2014-10-28 |
| 8862391 | Electric bus and electric bus battery exchange system | Jun Seok Park, Won-Kyu Kim | 2014-10-14 |