KN

Keewoon Na

SO Solid: 2 patents #37 of 102Top 40%
Overall (All Time): #1,870,552 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10935457 Optical line testing device using optical signals having continuous waveform to identify fault location in optical line — 2021-03-02
10274398 Optical line testing device using wavelength tunable laser to measure cutting position of optical line — 2019-04-30