Inventor

CHO HWAN-HEE

KR63 patents

⚠️ This page may combine multiple inventors who share the name “CHO HWAN-HEE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SAMSUNG DISPLAY CO LTD

48 patents

US9896621B2Feb 20, 2018

Organic light-emitting device

SAMSUNG DISPLAY CO LTD17 citations86

US10333077B2Jun 25, 2019

Organic light-emitting devices

SAMSUNG DISPLAY CO LTD7 citations84

US9972789B2May 15, 2018

Organic light-emitting device

SAMSUNG DISPLAY CO LTD11 citations84

US9601698B2Mar 21, 2017

Organic light-emitting devices

SAMSUNG DISPLAY CO LTD9 citations84

US11411187B2Aug 9, 2022

Organic light-emitting device

SAMSUNG DISPLAY CO LTD2 citations73

US10629825B2Apr 21, 2020

Organic light-emitting device

SAMSUNG DISPLAY CO LTD3 citations73

US10529929B2Jan 7, 2020

Organic light-emitting device

SAMSUNG DISPLAY CO LTD2 citations73

US10326080B2Jun 18, 2019

Organic light-emitting devices

SAMSUNG DISPLAY CO LTD3 citations73

US10186666B2Jan 22, 2019

Condensed-cyclic compound and organic light emitting device including the same

SAMSUNG DISPLAY CO LTD4 citations73

US9660200B2May 23, 2017

Organic light-emitting device

SAMSUNG DISPLAY CO LTD3 citations73

US9525141B2Dec 20, 2016

Organic light emitting device

SAMSUNG DISPLAY CO LTD4 citations73

US9520568B2Dec 13, 2016

Organic light-emitting diode

SAMSUNG DISPLAY CO LTD3 citations73

US9012903B2Apr 21, 2015

Organic light-emitting devices

SAMSUNG DISPLAY CO LTD4 citations73

US11678498B2Jun 13, 2023

Organic light-emitting device

SAMSUNG DISPLAY CO LTD2 citations63

US11329231B2May 10, 2022

Organic light-emitting device

SAMSUNG DISPLAY CO LTD0 citations63

US11217758B2Jan 4, 2022

Organic light-emitting device

SAMSUNG DISPLAY CO LTD0 citations63

US10985340B2Apr 20, 2021

Organic light emitting diode display including capping layer having high refractive index

SAMSUNG DISPLAY CO LTD0 citations63

US10840454B2Nov 17, 2020

Organic light-emitting devices

SAMSUNG DISPLAY CO LTD2 citations63

US10826000B2Nov 3, 2020

Organic light-emitting device

SAMSUNG DISPLAY CO LTD1 citations63

US10158086B2Dec 18, 2018

Organic light-emitting device

SAMSUNG DISPLAY CO LTD2 citations63

US12262629B2Mar 25, 2025

Organic light-emitting device

SAMSUNG DISPLAY CO LTD0 citations62

US12232416B2Feb 18, 2025

Organic light-emitting device

SAMSUNG DISPLAY CO LTD0 citations62

US11910707B2Feb 20, 2024

Organic light-emitting device

SAMSUNG DISPLAY CO LTD0 citations62

US11696499B2Jul 4, 2023

Organic light-emitting device

SAMSUNG DISPLAY CO LTD1 citations62

US11557744B2Jan 17, 2023

Organic light-emitting device and electronic apparatus including the same

SAMSUNG DISPLAY CO LTD2 citations62

US10326081B2Jun 18, 2019

Organic light-emitting device having improved efficiency characteristics and organic light-emitting display apparatus including the same

SAMSUNG DISPLAY CO LTD1 citations62

US9590185B2Mar 7, 2017

Amine-based compound and organic light-emitting diode including the same

SAMSUNG DISPLAY CO LTD2 citations62

US12359118B2Jul 15, 2025

Organic light-emitting device

SAMSUNG DISPLAY CO LTD0 citations52

US12336426B2Jun 17, 2025

Organic light-emitting device

SAMSUNG DISPLAY CO LTD0 citations52

US12193322B2Jan 7, 2025

Organic light-emitting devices

SAMSUNG DISPLAY CO LTD0 citations52

US12133457B2Oct 29, 2024

Organic light-emitting device

SAMSUNG DISPLAY CO LTD0 citations52

US11871661B2Jan 9, 2024

Organic light-emitting device

SAMSUNG DISPLAY CO LTD0 citations52

US11653563B2May 16, 2023

Organic light-emitting device

SAMSUNG DISPLAY CO LTD0 citations52

US11322705B2May 3, 2022

Organic light-emitting device

SAMSUNG DISPLAY CO LTD0 citations52

US11114625B2Sep 7, 2021

Organic light-emitting device

SAMSUNG DISPLAY CO LTD0 citations52

US11056664B2Jul 6, 2021

Organic light-emitting device

SAMSUNG DISPLAY CO LTD0 citations52

US10727418B2Jul 28, 2020

Organic light-emitting device

SAMSUNG DISPLAY CO LTD0 citations52

US10673006B2Jun 2, 2020

Organic light emitting device and display device including the same

SAMSUNG DISPLAY CO LTD0 citations52

US10121987B2Nov 6, 2018

Organic light emitting diode display including capping layer having high refractive index

SAMSUNG DISPLAY CO LTD1 citations52

US9887366B2Feb 6, 2018

Organic light-emitting diode

SAMSUNG DISPLAY CO LTD1 citations52

US9466808B2Oct 11, 2016

Organic light-emitting device

SAMSUNG DISPLAY CO LTD1 citations52

US11937502B2Mar 19, 2024

Condensed cyclic compound and organic light-emitting device comprising the same

SAMSUNG DISPLAY CO LTD0 citations51

US9478752B2Oct 25, 2016

Organic light-emitting diode comprising amine-based compounds and pyrene-based compounds

SAMSUNG DISPLAY CO LTD0 citations51

US10170706B2Jan 1, 2019

Amine-based compound and organic light-emitting device including the same

SAMSUNG DISPLAY CO LTD0 citations42

US10121976B2Nov 6, 2018

Organometallic compound and organic light-emitting device including the same

SAMSUNG DISPLAY CO LTD0 citations42

US10038144B2Jul 31, 2018

Organic light emitting device

SAMSUNG DISPLAY CO LTD0 citations42

US9997720B2Jun 12, 2018

Organic light emitting diode display

SAMSUNG DISPLAY CO LTD0 citations42

US9917262B2Mar 13, 2018

Organic light-emitting device

SAMSUNG DISPLAY CO LTD0 citations42

KIM JANG-JOO

1 patent

US8692237B2Apr 8, 2014

Organic light emitting device and method of manufacturing same

KIM JANG-JOO6 citations65

CHO HWAN-HEE

1 patent

US9466801B2Oct 11, 2016

Organic light-emitting device and organic light-emitting display apparatus including the same

CHO HWAN-HEE1 citations45

Showing the top 50 of 63 patents by PatentIndex Score.