Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6684016 | Optical fiber for wavelength division multiplexing optical transmission system using densely spaced optical channels | Dae Weon Kim, Dong-Wook Lee, Dong Young Kim, Yun-Chul Jung | 2004-01-27 |
| 6516125 | Dispersion shifted optical fiber having triple clad | Hye-Young Park, Joon CHO | 2003-02-04 |