Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7263706 | Disk cartridge and disk player using the same | Hong-kyun Yim, Han-kook Choi, Yong-hoon Lee, Chong-sam Chung, Jae-yong Eum +1 more | 2007-08-28 |
| 7146625 | Disc cartridge and disc drive using the same | Jae-yong Eum, Yong-hoon Lee, Hong-kyun Yim, Chong-sam Chung, Han-kook Choi +2 more | 2006-12-05 |
| 7124423 | Disk cartridge to protect an information area of a disk from being contaminated | Jae-yong Eum, Hong-kyun Yim, Yong-hoon Lee, Han-kook Choi, Chong-sam Chung +1 more | 2006-10-17 |