Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6899993 | Optical disk and method of fabricating the same | Hun Seo | 2005-05-31 |
| 6874350 | Apparatus and method for testing mechanical endurance of a surface of an optical disc | Hun Seo, Jin Hong Kim, Chang-Ho Lee, Keum Kwak | 2005-04-05 |