Inventor
LEE SU-HYUN
KR43 patents
⚠️ This page may combine multiple inventors who share the name “LEE SU-HYUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROHM & HAAS ELECT MATERIALS KOREA LTD
26 patentsUS11706984B2Jul 18, 2023
Plurality of host materials and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD3 citations72
US11283028B2Mar 22, 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
US9859507B2Jan 2, 2018
Organic electroluminescent compound and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD2 citations72
US12433161B2Sep 30, 2025
Plurality of host materials and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations62
US12289996B2Apr 29, 2025
Plurality of host materials and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations62
US11950506B2Apr 2, 2024
Plurality of host materials and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations62
US11917907B2Feb 27, 2024
Organic electroluminescent device
ROHM & HAAS ELECT MATERIALS KOREA LTD1 citations61
US12509472B2Dec 30, 2025
Plurality of host materials and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations51
US12479860B2Nov 25, 2025
Organic electroluminescent compound, a plurality of host materials, and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations51
US12457899B2Oct 28, 2025
Multi-component host material and an organic electroluminescence device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations51
US12402531B2Aug 26, 2025
Multi-component host material and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations51
US12004420B2Jun 4, 2024
Organic electroluminescent compound and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations51
US10633583B2Apr 28, 2020
Organic electroluminescent compounds and an organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations51
US12588353B2Mar 24, 2026
Plurality of host materials, organic electroluminescent compound and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations50
US12453282B2Oct 21, 2025
Plurality of host materials and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations50
US12258352B2Mar 25, 2025
Organic electroluminescent compound, a plurality of host materials 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
US12049468B2Jul 30, 2024
Plurality of host materials and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations50
US11856850B2Dec 26, 2023
Plurality of host materials and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations50
US11793075B2Oct 17, 2023
Plurality of host materials and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations50
US11552257B2Jan 10, 2023
Plurality of host materials 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
US12234219B2Feb 25, 2025
Organic electroluminescent compound, a plurality of host materials, and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations49
US11963439B2Apr 16, 2024
Organic electroluminescent compound and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations49
US11708328B2Jul 25, 2023
Organic electroluminescent compound and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations49