Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8691419 | Cylindrical secondary battery | Myungro Lee, Youngcheol Jang, Wanmook Lim, Wonchull Han, Hyorim Bak | 2014-04-08 |
| 8349482 | Electrode assembly and secondary battery with the same | Sangok Lee, Myungro Lee | 2013-01-08 |