Inventor
LEE SUM GEUN
KR20 patents
⚠️ This page may combine multiple inventors who share the name “LEE SUM GEUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEOUL VIOSYS CO LTD
10 patentsUS9343631B2May 17, 2016
Light emitting diode chip having distributed bragg reflector and method of fabricating the same
SEOUL VIOSYS CO LTD5 citations84
US9324919B2Apr 26, 2016
Light emitting diode chip having distributed Bragg reflector and method of fabricating the same
SEOUL VIOSYS CO LTD8 citations84
US9269745B2Feb 23, 2016
Light emitting diode having a plurality of light emitting units
SEOUL VIOSYS CO LTD8 citations84
US9680060B2Jun 13, 2017
Light emitting diode having a plurality of light emitting units
SEOUL VIOSYS CO LTD4 citations73
US10141480B2Nov 27, 2018
Light emitting diode chip having distributed Bragg reflector and method of fabricating the same
SEOUL VIOSYS CO LTD2 citations72
US10069038B2Sep 4, 2018
Substrate having concave-convex pattern, light-emitting diode including the substrate, and method for fabricating the diode
SEOUL VIOSYS CO LTD6 citations72
US9349912B2May 24, 2016
Light emitting device having a plurality of light emitting cells
SEOUL VIOSYS CO LTD2 citations62
US10128306B2Nov 13, 2018
Light emitting diode chip having distributed bragg reflector and method of fabricating the same
SEOUL VIOSYS CO LTD0 citations52
US9577157B2Feb 21, 2017
Light emitting diode chip having distributed Bragg reflector and method of fabricating the same
SEOUL VIOSYS CO LTD0 citations52
US9673355B2Jun 6, 2017
Light emitting diode having electrode pads
SEOUL VIOSYS CO LTD0 citations51
SEO WON CHEOL
3 patentsUS8258533B2Sep 4, 2012
Light emitting device and method of fabricating the same
SEO WON CHEOL13 citations84
US8324650B2Dec 4, 2012
Light emitting device and method of fabricating the same
SEO WON CHEOL3 citations62
US8294170B2Oct 23, 2012
Light emitting device and method of fabricating the same
SEO WON CHEOL0 citations52