Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7870397 | Method and apparatus for managing digital rights of portable storage device | Byung-Rae Lee, Kyung-im Jung, Joong-Chul Yoon, Moon-sang Kwon, Jae Jin Choi | 2011-01-11 |
| 7779479 | Method and apparatus for playing back content based on digital rights management between portable storage and device, and portable storage for the same | Byung-Rae Lee, Yun-sang Oh, Tae-Sung Kim, Kyung-im Jung | 2010-08-17 |
| 7033527 | Highly porous ceramics fabricated from preceramic polymer and expandable microspheres, and method for fabricating the same | Young Wook Kim, Hai-Doo Kim, Chul B. Park | 2006-04-25 |