Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
WC

Won Song Chang

SOSolid: 2 patents #37 of 102Top 40%
Overall (All Time): #1,751,690 of 4,157,543Top 45%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11923657 Laser diode driver for multi-level optical signal and multi-level optical signal transmission device including the same 2024-03-05
10763959 Auxiliary device for setting wavelength and method for setting optical wavelength of optical network unit Tae Hyeong Kim, Sun Keun Yu 2020-09-01