Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6392789 | Erbium-doped optical fiber having gratings formed therein and fabrication method thereof | Un-Chul Paek, Young-Joo Chung, Chang Seok Kim, Hyun Soo Park, Kyung-Ho Kwack | 2002-05-21 |