Inventor
HONG WANPYO
KR56 patents
⚠️ This page may combine multiple inventors who share the name “HONG WANPYO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LG CHEMICAL LTD
44 patentsUS11502261B2Nov 15, 2022
Compound and organic light emitting device using the same
LG CHEMICAL LTD7 citations85
US10435390B2Oct 8, 2019
Heterocyclic compound and organic light emitting device including same
LG CHEMICAL LTD2 citations73
US11877464B2Jan 16, 2024
Organic light emitting element
LG CHEMICAL LTD3 citations72
US11845768B2Dec 19, 2023
Polycyclic compound and organic light-emitting device including same
LG CHEMICAL LTD3 citations72
US11767324B2Sep 26, 2023
Compound and organic light-emitting device comprising same
LG CHEMICAL LTD2 citations72
US9698358B2Jul 4, 2017
Nitrogen-containing polycyclic compound and organic electroluminescent device using the same
LG CHEMICAL LTD2 citations72
US11685751B2Jun 27, 2023
Compound and organic light-emitting element comprising same
LG CHEMICAL LTD3 citations70
US12006335B2Jun 11, 2024
Heterocyclic compound and organic light emitting device comprising same
LG CHEMICAL LTD2 citations69
US11780856B2Oct 10, 2023
Compound and organic light-emitting device comprising same
LG CHEMICAL LTD2 citations69
US12275736B2Apr 15, 2025
Compound and organic light emitting device comprising the same
LG CHEMICAL LTD0 citations62
US12098156B2Sep 24, 2024
Compound and organic light emitting device comprising the same
LG CHEMICAL LTD0 citations62
US12037337B2Jul 16, 2024
Compound and organic light emitting device comprising the same
LG CHEMICAL LTD0 citations62
US12022730B2Jun 25, 2024
Compound and organic light emitting device comprising the same
LG CHEMICAL LTD0 citations62
US12004421B2Jun 4, 2024
Compound and organic light emitting device comprising the same
LG CHEMICAL LTD0 citations62
US11802124B2Oct 31, 2023
Compound and organic light emitting diode comprising same
LG CHEMICAL LTD0 citations62
US11498924B2Nov 15, 2022
Compound and organic light emitting diode comprising same
LG CHEMICAL LTD0 citations62
US11479562B2Oct 25, 2022
Heterocyclic compound and organic light-emitting device comprising same
LG CHEMICAL LTD0 citations62
US11367838B2Jun 21, 2022
Anthracene derivative and organic light-emitting device comprising same
LG CHEMICAL LTD0 citations62
US12453284B2Oct 21, 2025
Anthracene compound and organic light-emitting device comprising same
LG CHEMICAL LTD0 citations61
US12446466B2Oct 14, 2025
Compound and organic light emitting device comprising same
LG CHEMICAL LTD0 citations61
US12250879B2Mar 11, 2025
Heterocyclic compound and organic light emitting device comprising the same
LG CHEMICAL LTD0 citations52
US12180177B2Dec 31, 2024
Compound and organic light emitting diode comprising same
LG CHEMICAL LTD0 citations52
US11878962B2Jan 23, 2024
Compound and organic light emitting device comprising same
LG CHEMICAL LTD0 citations52
US11858947B2Jan 2, 2024
Heterocyclic compound and organic light emitting device including the same
LG CHEMICAL LTD0 citations52
US11746117B2Sep 5, 2023
Heterocyclic compound and organic light emitting device comprising same
LG CHEMICAL LTD0 citations52
US11634414B2Apr 25, 2023
Heterocyclic compound and organic light-emitting element including same
LG CHEMICAL LTD0 citations52
US10903431B2Jan 26, 2021
Compound and organic electronic device comprising same
LG CHEMICAL LTD0 citations52
US12250882B2Mar 11, 2025
Deuterium-containing compound, and organic light-emitting device comprising same
LG CHEMICAL LTD0 citations51
US12120948B2Oct 15, 2024
Boron-containing compound and organic light-emitting element comprising same
LG CHEMICAL LTD0 citations51
US11950504B2Apr 2, 2024
Polycyclic compound and organic light emitting diode comprising same
LG CHEMICAL LTD0 citations51
US10580998B2Mar 3, 2020
Nitrogen-containing condensed cyclic compound and organic light emitting device using same
LG CHEMICAL LTD0 citations51
US10347845B2Jul 9, 2019
Nitrogen-containing condensed cyclic compound and organic light emitting device using same
LG CHEMICAL LTD0 citations51
US12559467B2Feb 24, 2026
Organic light emitting device
LG CHEMICAL LTD0 citations50
US12563966B2Feb 24, 2026
Heterocyclic compound and organic light emitting device comprising same
LG CHEMICAL LTD0 citations50
US12522764B2Jan 13, 2026
Compound and organic light emitting device comprising same
LG CHEMICAL LTD0 citations50
US12497415B2Dec 16, 2025
Polycyclic compound and organic light-emitting element comprising same
LG CHEMICAL LTD0 citations50
US12460127B2Nov 4, 2025
Compound and organic light-emitting device comprising same
LG CHEMICAL LTD0 citations50
US12435098B2Oct 7, 2025
Heterocyclic compound and organic light-emitting device comprising same
LG CHEMICAL LTD0 citations50
US12421449B2Sep 23, 2025
Compound and organic light emitting device comprising same
LG CHEMICAL LTD0 citations50
US12215063B2Feb 4, 2025
Method for preparing deuterated compound
LG CHEMICAL LTD0 citations50
US12209095B2Jan 28, 2025
Compound and organic light-emitting device comprising same
LG CHEMICAL LTD0 citations50
US11634430B2Apr 25, 2023
Heterocyclic compound and organic light emitting element comprising same
LG CHEMICAL LTD0 citations50
US11535637B2Dec 27, 2022
Compound and organic light emitting element comprising same
LG CHEMICAL LTD0 citations50
US12116379B2Oct 15, 2024
Compound and organic light emitting diode comprising same
LG CHEMICAL LTD0 citations48
LG DISPLAY CO LTD
5 patentsUS11349079B2May 31, 2022
Organic light emitting display device
LG DISPLAY CO LTD2 citations72
US11877507B2Jan 16, 2024
Organic light emitting display device
LG DISPLAY CO LTD0 citations61
US11805696B2Oct 31, 2023
Organic light emitting display device
LG DISPLAY CO LTD0 citations61
US11158808B2Oct 26, 2021
Organic light emitting display device
LG DISPLAY CO LTD0 citations61
US10658593B2May 19, 2020
Organic light emitting display device
LG DISPLAY CO LTD1 citations61
SL CORP
1 patentShowing the top 50 of 56 patents by PatentIndex Score.