Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7987361 | Method of copying and decrypting encrypted digital data and apparatus therefor | Hee-chul Han, Yang-lim Choi, Sung-hyu Han, Yong-kuk You | 2011-07-26 |
| 7874004 | Method of copying and reproducing data from storage medium | Sung-hyu Han, Yang-lim Choi, Yong-kuk You, Hee-chul Han | 2011-01-18 |