Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8062786 | Cylindrical secondary battery of improved safety | Sungjong KIM, In Sung Lee, Jaehan Jung, Geun Ho Seo, Munsung Kim +2 more | 2011-11-22 |
| 7781093 | Battery assembly employed with separator of sealed top portion and secondary battery comprising the same | SangHun Jeung, Hokyung Byun, Heeseok Kim, Sungjong KIM | 2010-08-24 |