Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7166370 | Organic electroluminescence device | Su-Bin Song, Han-Ju Lee, Sang Hyun Ju | 2007-01-23 |
| 6908697 | Organic electroluminescence device | Su-Bin Song, Han-Ju Lee, Sang Hyun Ju | 2005-06-21 |
| 5790320 | Correction lens system of an exposure apparatus for a cathode-ray tube and a method for manufacturing the same | Dong Hee Han, Yoon-Hyoung Cho, Ki Su Han | 1998-08-04 |