Inventor
CHEON KWANG-OHK
US33 patents
⚠️ This page may combine multiple inventors who share the name “CHEON KWANG-OHK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNIVERSAL DISPLAY CORP
12 patentsUS8946697B1Feb 3, 2015
Iridium complexes with aza-benzo fused ligands
UNIVERSAL DISPLAY CORP79 citations98
US10355227B2Jul 16, 2019
Metal complex for phosphorescent OLED
UNIVERSAL DISPLAY CORP12 citations84
US9876173B2Jan 23, 2018
Organic electroluminescent materials and devices
UNIVERSAL DISPLAY CORP2 citations73
US9455412B2Sep 27, 2016
Organic electroluminescent materials and devices
UNIVERSAL DISPLAY CORP4 citations73
US11653558B2May 16, 2023
Organic electroluminescent materials and devices
UNIVERSAL DISPLAY CORP0 citations62
US10707423B2Jul 7, 2020
Organic electroluminescent materials and devices
UNIVERSAL DISPLAY CORP1 citations62
US9647221B2May 9, 2017
Organic light-emitting devices
UNIVERSAL DISPLAY CORP0 citations52
US9054344B2Jun 9, 2015
Electroluminescent devices for lighting applications
UNIVERSAL DISPLAY CORP1 citations52
US8373162B2Feb 12, 2013
Liquid compositions for inkjet printing of organic layers or other uses
UNIVERSAL DISPLAY CORP0 citations52
US9252363B2Feb 2, 2016
Aryloxyalkylcarboxylate solvent compositions for inkjet printing of organic layers
UNIVERSAL DISPLAY CORP0 citations49
US9761807B2Sep 12, 2017
Organic light emitting diode materials
UNIVERSAL DISPLAY CORP0 citations42
US9118017B2Aug 25, 2015
Host compounds for red phosphorescent OLEDs
UNIVERSAL DISPLAY CORP0 citations42
CHEON KWANG-OHK
8 patentsUS8174000B2May 8, 2012
Liquid compositions for inkjet printing of organic layers or other uses
CHEON KWANG-OHK8 citations83
US8120239B2Feb 21, 2012
Infrared display with luminescent quantum dots
CHEON KWANG-OHK18 citations83
US8941293B2Jan 27, 2015
Solid state lighting devices comprising quantum dots
CHEON KWANG-OHK10 citations81
US8405075B2Mar 26, 2013
Liquid compositions for inkjet printing of organic layers or other uses
CHEON KWANG-OHK0 citations52
US8187916B2May 29, 2012
Liquid compositions for inkjet printing of organic layers or other uses
CHEON KWANG-OHK0 citations52
US9087622B2Jul 21, 2015
Nitrile solvent composistions for inkjet printing of organic layers
CHEON KWANG-OHK0 citations51
US8643052B2Feb 4, 2014
Light emitting diode comprising semiconductor nanocrystal complexes
CHEON KWANG-OHK0 citations51
US8168994B2May 1, 2012
Light emitting diode comprising semiconductor nanocrystal complexes
CHEON KWANG-OHK1 citations51
APPLE INC
7 patentsUS9685486B2Jun 20, 2017
Organic light-emitting diode display with color filter layer
APPLE INC2 citations73
US11309372B2Apr 19, 2022
Organic light-emitting diode display with reduced lateral leakage
APPLE INC3 citations72
US10872939B2Dec 22, 2020
Viewing angle color shift control
APPLE INC2 citations72
US10658441B2May 19, 2020
Organic light-emitting diode displays with reflectors
APPLE INC2 citations68
US11211587B2Dec 28, 2021
Organic light-emitting diode display with structured electrode
APPLE INC0 citations58
US9542892B2Jan 10, 2017
Organic light-emitting diode display with reduced lateral leakage
APPLE INC1 citations52
US11177329B2Nov 16, 2021
Viewing angle color shift control
APPLE INC0 citations51