Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9182842 | Mobile terminal | Donghyuk Cho, Sanga Lee, SungGyu KIM | 2015-11-10 |
| 8758929 | Secondary battery | Sangwon Byun, Minhyung Guen, Zin Park, Youngchul Chang | 2014-06-24 |
| 5788549 | Method of manufacturing color cathode ray tube | — | 1998-08-04 |