Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5645907 | Organic optical recording medium and method for the prevention of rewrite therein | Jung Hoi Kim, Young HEO | 1997-07-08 |
| 5503957 | Organic optical recording medium and method for the prevention of rewrite therein | Jung Hoi Kim, Young HEO | 1996-04-02 |