Inventor

HAN SEUNG JONG

KR4 patents

Patents

4 patents

US10362649B2Jul 23, 2019

LED lighting device

LUMENS CO LTD2 citations70

US9491825B2Nov 8, 2016

LED lighting device

LUMENS CO LTD1 citations60

US10206256B2Feb 12, 2019

LED lighting device

LUMENS CO LTD0 citations49

US9918363B2Mar 13, 2018

LED lighting device

LUMENS CO LTD0 citations49