Inventor
YANG JEONG-EUN
KR17 patents
⚠️ This page may combine multiple inventors who share the name “YANG JEONG-EUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROHM & HAAS ELECT MATERIALS KOREA LTD
16 patentsUS11387417B2Jul 12, 2022
Organic electroluminescent device
ROHM & HAAS ELECT MATERIALS KOREA LTD2 citations72
US11302874B2Apr 12, 2022
Organic electroluminescent compound and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD2 citations72
US10886474B2Jan 5, 2021
Organic electroluminescent compound, and organic electroluminescent material and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD3 citations72
US10818846B2Oct 27, 2020
Electron transport material and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD6 citations72
US11917907B2Feb 27, 2024
Organic electroluminescent device
ROHM & HAAS ELECT MATERIALS KOREA LTD1 citations61
US10319918B2Jun 11, 2019
Organic electroluminescent compound and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD1 citations61
US11926591B2Mar 12, 2024
Organic electroluminescent compound and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations51
US9768394B2Sep 19, 2017
Organic electroluminescent compound and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD1 citations51
US12439819B2Oct 7, 2025
Organic electroluminescent compound and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations50
US12082496B2Sep 3, 2024
Composition material for organic electroluminescent device, plurality of host materials, and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations50
US11788000B2Oct 17, 2023
Organic electroluminescent compound and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations50
US11584719B2Feb 21, 2023
Organic electroluminescent compound and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations50
US11289662B2Mar 29, 2022
Organic electroluminescent compound and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations50
US12389794B2Aug 12, 2025
Plurality of host materials and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations49
US11605781B2Mar 14, 2023
Organic electroluminescent compound and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations48
US10854824B2Dec 1, 2020
Organic electroluminescent compound, organic electroluminescent material and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations40