Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9082451 | Method of driving optical disc and optical disc drive using the method | Yong Han | 2015-07-14 |
| 9009743 | Disk device and method of driving tray of disk device | Eun-Seok Ahn, Sang-Phil Hwang | 2015-04-14 |