Inventor
SHIM BYEONG CHEOL
KR3 patents
Patents
3 patentsUS10790427B2Sep 29, 2020
Lens for light-emitting device and method of manufacturing light-emitting device package
LUMENS CO LTD0 citations46
US10177291B2Jan 8, 2019
Lens for light-emitting device and method of manufacturing light-emitting device package
LUMENS CO LTD0 citations46
US9741914B2Aug 22, 2017
Lens for light-emitting device and method of manufacturing light-emitting device package
LUMENS CO LTD0 citations46