Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6785043 | Dispersion-compensated optical fiber amplifier | Seong-Taek Hwang, Sung Tae Kim, Young-Hoon Joo, Sung-Jin Park | 2004-08-31 |
| 6674570 | Wide band erbium-doped fiber amplifier (EDFA) | Seong-Taek Hwang | 2004-01-06 |