YS

Young Chel Shim

Overall (All Time): #1,905,898 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10774995 PCB module LED lamp having irradiation angle setting up function for Edison socket — 2020-09-15
10634324 LED-based illumination assembly with adjustable irradiation angle — 2020-04-28