Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6813021 | Method and apparatus for monitoring optical signal-to-noise ratio (OSNR) using polarization-nulling method | Chul Han Kim, Dae-Kwang Jung, Jun Hang Lee | 2004-11-02 |
| 6813425 | Fiber optic cable for increased transmission capacity and wavelength division multiplexing optical transmission system using the same | Dong Young Kim | 2004-11-02 |