Inventor · disambiguated record
Sang-Hee Cho
Also filed as: CHO SANG KYU · CHO SANG-HEE
49 granted patents·100 pending applications·57 citations·filing 1996–2025
96Inventor score
Files withROHM & HAAS ELECT MATERIALS KOREA LTD118DUPONT SPECIALTY MATERIALS KOREA LTD19SEOUL VIOSYS CO LTD8DOW GLOBAL TECHNOLOGIES LLC1LC ELECTRONICS INC1
Top patents by PatentIndex Score
149 records- 0195US11706984B2Plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2020·Granted Jul 18, 2023·3 cites·7 claims
- 0291US10818846B2Electron transport material and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2015·Granted Oct 27, 2020·6 cites·5 claims
- 0387US10928083B2Air conditioner having air purifying moduleSEOUL VIOSYS CO LTD·Filed 2016·Granted Feb 23, 2021·4 cites·10 claims
- 0484US11751476B2Electron buffering material and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2021·Granted Sep 5, 2023·1 cites·7 claims
- 0582US10342888B2Storage apparatus having air purifying moduleSEOUL VIOSYS CO LTD·Filed 2017·Granted Jul 9, 2019·2 cites·9 claims
- 0682US9468699B2Air conditioner having air purifying moduleSEOUL VIOSYS CO LTD·Filed 2014·Granted Oct 18, 2016·7 cites·22 claims
- 0780US11387417B2Organic electroluminescent deviceROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2018·Granted Jul 12, 2022·2 cites·10 claims
- 0880US11302874B2Organic electroluminescent compound and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2018·Granted Apr 12, 2022·2 cites·10 claims
- 0979US9732099B1Organic electroluminescent compounds and organic electroluminescent devices comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2015·Granted Aug 15, 2017·2 cites·6 claims
- 1079US9395095B2Air purifying apparatus having shuntable air ductSEOUL VIOSYS CO LTD·Filed 2014·Granted Jul 19, 2016·4 cites·20 claims
- 1179US2024122069A1A plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2023·Application pending·0 cites
- 1279US2024228873A1Organic electroluminescent compounds and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2024·Application pending·0 cites
- 1377US12433161B2Plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2024·Granted Sep 30, 2025·0 cites·8 claims
- 1477US2024057472A1Plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2023·Application pending·0 cites
- 1576US12509472B2Plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2024·Granted Dec 30, 2025·0 cites·11 claims
- 1676US12289996B2Plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2023·Granted Apr 29, 2025·0 cites·3 claims
- 1775US2024260466A1Plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2024·Application pending·0 cites
- 1875US2024188432A1Plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2024·Application pending·0 cites
- 1974US11737353B2Plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2022·Granted Aug 22, 2023·0 cites·7 claims
- 2074US10143769B2Storage apparatus having air purifying moduleSEOUL VIOSYS CO LTD·Filed 2014·Granted Dec 4, 2018·2 cites·20 claims
- 2174US2025311628A1Plurality of host materials and organic electroluminescent device comprising the sameDUPONT SPECIALTY MATERIALS KOREA LTD·Filed 2025·Application pending·0 cites
- 2273US11316114B2Organic electroluminescent compound and organic electroluminescent device comprising the sameDOW GLOBAL TECHNOLOGIES LLC·Filed 2016·Granted Apr 26, 2022·1 cites·10 claims
- 2373US11107997B2Organic electroluminescent device comprising an electron buffer layer and an electron transport layerROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2017·Granted Aug 31, 2021·1 cites·10 claims
- 2473US2025120316A1Plurality of host materials and organic electroluminescent device comprising the sameDUPONT SPECIALTY MATERIALS KOREA LTD·Filed 2024·Application pending·0 cites
- 2573US2022290042A1Organic electroluminescent compounds and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2022·Application pending·0 cites
- 2672US2025040432A1Plurality of host materials and organic electroluminescent device comprising the sameDUPONT SPECIALTY MATERIALS KOREA LTD·Filed 2024·Application pending·0 cites
- 2771US7068915B1Method and apparatus for controlling display time point of MPEG bit stream of recording mediumLC ELECTRONICS INC·Filed 2000·Granted Jun 27, 2006·11 cites·15 claims
- 2870US2023345827A1Plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2022·Application pending·0 cites
- 2970US2023126428A1Plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2022·Application pending·0 cites
- 3067US12258352B2Organic electroluminescent compound, a plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2021·Granted Mar 25, 2025·0 cites·8 claims
- 3166US11856850B2Plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2018·Granted Dec 26, 2023·0 cites·6 claims
- 3266US2025313571A1Organic electroluminescent compound, a plurality of host materials and organic electroluminescent device comprising the sameDUPONT SPECIALTY MATERIALS KOREA LTD·Filed 2025·Application pending·0 cites
- 3366US2025204245A1Organic electroluminescent compound, a plurality of host materials and organic electroluminescent device comprising the sameDUPONT SPECIALTY MATERIALS KOREA LTD·Filed 2025·Application pending·0 cites
- 3464US12389794B2Plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2019·Granted Aug 12, 2025·0 cites·9 claims
- 3564US12279525B2Organic electroluminescent compound, a plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2021·Granted Apr 15, 2025·0 cites·14 claims
- 3664US11950506B2Plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2020·Granted Apr 2, 2024·0 cites·7 claims
- 3764US2024298528A1A plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2024·Application pending·0 cites
- 3863US10426864B2Storage apparatus having air purifying moduleSEOUL VIOSYS CO LTD·Filed 2017·Granted Oct 1, 2019·0 cites·18 claims
- 3963US2022356193A1Plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2021·Application pending·0 cites
- 4063US2021175432A1Plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2020·Application pending·0 cites
- 4162US2024188424A1Organic electroluminescent compound, a plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2023·Application pending·0 cites
- 4262US2021305519A1Plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2021·Application pending·0 cites
- 4362US2021336153A1Organic electroluminescent compound, a plurality of host materials, and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2019·Application pending·0 cites
- 4461US12507588B2Organic electroluminescent compound and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2020·Granted Dec 23, 2025·0 cites·1 claims
- 4561US2024381764A1A plurality of host materials, organic electroluminescent compound, and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2024·Application pending·0 cites
- 4661US2024341178A1Plurality of host materials, organic electroluminescent compound, and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2024·Application pending·0 cites
- 4761US2023157168A1Plurality of host materials, organic electroluminescent compound, and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2022·Application pending·0 cites
- 4861US2023165142A1Organic electroluminescent compound, a plurality of host materials comprising the same, and organic electroluminescent deviceROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2022·Application pending·0 cites
- 4961US2021193933A1Plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2020·Application pending·0 cites
- 5061US2020028089A1A plurality of host materials and organic electroluminescent device comprising the sameROHM & HAAS ELECT MATERIALS KOREA LTD·Filed 2018·Application pending·0 cites
Showing the top 50 of 149 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →