Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9197319 | Device for monitoring optical link fault and method thereof | Won Kyoung Lee | 2015-11-24 |
| 9112600 | Wavelength tuning time measurement apparatus and method for multi-wavelength passive optical network | Jie Hyun Lee, Han Hyub Lee, Sang Soo Lee | 2015-08-18 |