Inventor
NA HONG-YEOP
KR12 patents
⚠️ This page may combine multiple inventors who share the name “NA HONG-YEOP”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROHM & HAAS ELECT MATERIALS KOREA LTD
7 patentsUS10818846B2Oct 27, 2020
Electron transport material and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD6 citations72
US11751476B2Sep 5, 2023
Electron buffering material and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD1 citations61
US10069086B2Sep 4, 2018
Plurality of host materials and an organic electroluminescence device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD1 citations51
US12453282B2Oct 21, 2025
Plurality of host materials and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations50
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
US11800796B2Oct 24, 2023
Luminescent material for delayed fluorescence and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations49
US10950806B2Mar 16, 2021
Organic electroluminescent compound and organic electroluminescent device comprising the same
ROHM & HAAS ELECT MATERIALS KOREA LTD0 citations47
DOW GLOBAL TECHNOLOGIES LLC
5 patentsUS11316114B2Apr 26, 2022
Organic electroluminescent compound and organic electroluminescent device comprising the same
DOW GLOBAL TECHNOLOGIES LLC1 citations61
US10930859B2Feb 23, 2021
Phenanthroquinazoline-core compounds
DOW GLOBAL TECHNOLOGIES LLC0 citations59
US10294203B2May 21, 2019
Organic compound and electronic device comprising an organic layer comprising the organic compound
DOW GLOBAL TECHNOLOGIES LLC0 citations39
US10005729B2Jun 26, 2018
Organic compounds and electronic device comprising an organic layer comprising the organic compounds
DOW GLOBAL TECHNOLOGIES LLC0 citations39
US10454036B2Oct 22, 2019
Polymeric charge transfer layer and organic electronic device containing the same
DOW GLOBAL TECHNOLOGIES LLC0 citations37