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Seongmi CHO
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Gyeongju-si, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Heterocyclic compound and organic light emitting diode containing same
Patent number
11,968,897
Issue date
Apr 23, 2024
LG Chem, Ltd.
Yongbum Cha
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Heterocyclic compound and organic light emitting device comprising...
Patent number
11,851,423
Issue date
Dec 26, 2023
LG Chem, Ltd.
Min Young Kang
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polycarbonate composition and optical product formed therefrom
Patent number
11,773,259
Issue date
Oct 3, 2023
LG Chem, Ltd.
Young In Yang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Organic light emitting element
Patent number
11,751,473
Issue date
Sep 5, 2023
LG Chem, Ltd.
Minseung Chun
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Compound and organic light emitting device comprising same
Patent number
11,641,778
Issue date
May 2, 2023
LG Chem, Ltd.
Jungha Lee
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Heterocyclic compound and organic light-emitting element including...
Patent number
11,634,414
Issue date
Apr 25, 2023
LG Chem, Ltd.
Seongmi Cho
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic light emitting device
Patent number
11,581,494
Issue date
Feb 14, 2023
LG Chem, Ltd.
Jungha Lee
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Heterocyclic compound and organic light emitting element containing...
Patent number
11,563,184
Issue date
Jan 24, 2023
LG Chem, Ltd.
Min Woo Jung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Compound, and organic electronic element comprising same
Patent number
11,299,466
Issue date
Apr 12, 2022
LG Chem, Ltd.
Min Woo Jung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Heterocyclic compound and organic light-emitting device comprising...
Patent number
11,111,231
Issue date
Sep 7, 2021
LG Chem, Ltd.
Hoyong Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Double spiro organic compound and organic electronic element compri...
Patent number
11,001,752
Issue date
May 11, 2021
LG Chem, Ltd.
Yongbum Cha
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Heterocyclic compound and organic light emitting diode containing same
Patent number
10,873,035
Issue date
Dec 22, 2020
LG Chem, Ltd.
Yongbum Cha
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Heterocyclic compound and organic light emitting diode containing same
Patent number
10,822,330
Issue date
Nov 3, 2020
LG Chem, Ltd.
Yongbum Cha
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Heterocyclic compound and organic light emitting element comprising...
Patent number
10,800,969
Issue date
Oct 13, 2020
LG Chem, Ltd.
Yongbum Cha
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic light emitting diode
Patent number
10,727,430
Issue date
Jul 28, 2020
LG Chem, Ltd.
Hwakyung Kim
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Heterocyclic compound and organic light-emitting device comprising...
Patent number
10,253,016
Issue date
Apr 9, 2019
LG Chem, Ltd.
Hoyong Lee
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Heterocyclic compound and organic light emitting element comprising...
Patent number
10,230,056
Issue date
Mar 12, 2019
LG Chem, Ltd.
Yongbum Cha
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Hetero-cyclic compound and organic light emitting device including...
Patent number
10,032,996
Issue date
Jul 24, 2018
LG Chem, Ltd.
Seongmi Cho
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Compound and organic light-emitting device using same
Patent number
9,728,728
Issue date
Aug 8, 2017
LG Chem, Ltd.
Sung Kil Hong
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Compound and organic light-emitting device using same
Patent number
9,373,793
Issue date
Jun 21, 2016
LG Chem, Ltd.
Sung Kil Hong
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Organic light-emitting diode and method for manufacturing same
Patent number
8,846,215
Issue date
Sep 30, 2014
LG Chem, Ltd.
Minseung Chun
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
ORGANIC LIGHT EMITTING ELEMENT
Publication number
20230329106
Publication date
Oct 12, 2023
LG CHEM, LTD.
Minseung CHUN
C07 - ORGANIC CHEMISTRY
Information
Patent Application
HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING ELEMENT COMPRISING...
Publication number
20230146653
Publication date
May 11, 2023
LG CHEM, LTD.
Hanbit JANG
C07 - ORGANIC CHEMISTRY
Information
Patent Application
POLYCARBONATE COMPOSITION AND OPTICAL PRODUCT FORMED THEREFROM
Publication number
20220186025
Publication date
Jun 16, 2022
LG CHEM, LTD.
Young In YANG
G02 - OPTICS
Information
Patent Application
COMPOUND AND COLOR CONVERSION FILM COMPRISING SAME
Publication number
20210002294
Publication date
Jan 7, 2021
LG CHEM, LTD.
Seonkyoung SON
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ORGANIC LIGHT EMITTING DEVICE
Publication number
20200259098
Publication date
Aug 13, 2020
LG CHEM, LTD.
Jungha LEE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HETEROCYCLIC COMPOUND AND ORGANIC LIGHT EMITTING ELEMENT CONTAINING...
Publication number
20200227646
Publication date
Jul 16, 2020
LG CHEM, LTD.
Min Woo JUNG
C07 - ORGANIC CHEMISTRY
Information
Patent Application
HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING ELEMENT INCLUDING...
Publication number
20200190070
Publication date
Jun 18, 2020
Seongmi CHO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HETEROCYCLIC COMPOUND AND ORGANIC LIGHT EMITTING DIODE CONTAINING SAME
Publication number
20200123138
Publication date
Apr 23, 2020
LG CHEM, LTD.
Yongbum CHA
C07 - ORGANIC CHEMISTRY
Information
Patent Application
NOVEL HETEROCYCLIC COMPOUND AND ORGANIC LIGHT EMITTING DEVICE COMPR...
Publication number
20200039971
Publication date
Feb 6, 2020
LG CHEM, LTD.
Min Young KANG
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Compound, And Organic Electronic Element Comprising Same
Publication number
20200010433
Publication date
Jan 9, 2020
LG CHEM, LTD.
Min Woo Jung
C07 - ORGANIC CHEMISTRY
Information
Patent Application
NOVEL COMPOUND AND ORGANIC LIGHT EMITTING DEVICE COMPRISING SAME
Publication number
20190386227
Publication date
Dec 19, 2019
LG CHEM, LTD.
Jungha LEE
C07 - ORGANIC CHEMISTRY
Information
Patent Application
HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING...
Publication number
20190127352
Publication date
May 2, 2019
LG CHEM, LTD.
Hoyong LEE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ORGANIC LIGHT EMITTING ELEMENT
Publication number
20190006602
Publication date
Jan 3, 2019
LG CHEM, LTD.
Minseung CHUN
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
HETEROCYCLIC COMPOUND AND ORGANIC LIGHT EMITTING DIODE CONTAINING SAME
Publication number
20180351111
Publication date
Dec 6, 2018
LG CHEM, LTD.
Yongbum CHA
C07 - ORGANIC CHEMISTRY
Information
Patent Application
HETEROCYCLIC COMPOUND AND ORGANIC LIGHT EMITTING ELEMENT COMPRISING...
Publication number
20180287069
Publication date
Oct 4, 2018
LG CHEM, LTD.
Yongbum Cha
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HETEROCYCLIC COMPOUND AND ORGANIC LIGHT EMITTING DIODE CONTAINING SAME
Publication number
20180261777
Publication date
Sep 13, 2018
LG CHEM, LTD.
Yongbum CHA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING ELEMENT COMPRISING...
Publication number
20180148641
Publication date
May 31, 2018
LG CHEM, LTD.
Yongbum Cha
C07 - ORGANIC CHEMISTRY
Information
Patent Application
DOUBLE SPIRO ORGANIC COMPOUND AND ORGANIC ELECTRONIC ELEMENT COMPRI...
Publication number
20180148640
Publication date
May 31, 2018
LG CHEM, LTD.
Yongbum CHA
C07 - ORGANIC CHEMISTRY
Information
Patent Application
HETEROCYCLIC COMPOUND AND ORGANIC LIGHT EMITTING ELEMENT COMPRISING...
Publication number
20180047914
Publication date
Feb 15, 2018
LG CHEM, LTD.
Yongbum Cha
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ORGANIC LIGHT EMITTING DIODE
Publication number
20170352828
Publication date
Dec 7, 2017
LG CHEM, LTD.
Hwakyung Kim
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING...
Publication number
20160204359
Publication date
Jul 14, 2016
LG CHEM, LTD.
Hoyong LEE
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
HETERO-CYCLIC COMPOUND AND ORGANIC LIGHT EMITTING DEVICE INCLUDING...
Publication number
20160072079
Publication date
Mar 10, 2016
LG CHEM, LTD.
Seongmi CHO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
MATERIAL FOR ORGANIC LIGHT-EMITTING DEVICE, AND ORGANIC LIGHT-EMITT...
Publication number
20140231774
Publication date
Aug 21, 2014
LG CHEM, LTD.
Jungoh Huh
C07 - ORGANIC CHEMISTRY
Information
Patent Application
NOVEL COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE USING SAME
Publication number
20140183489
Publication date
Jul 3, 2014
LG CHEM, LTD.
Sung Kil HONG
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
NOVEL COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE USING SAME
Publication number
20140091298
Publication date
Apr 3, 2014
LG CHEM, LTD.
Sung Kil HONG
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ORGANIC LIGHT-EMITTING DIODE AND METHOD FOR MANUFACTURING SAME
Publication number
20140061626
Publication date
Mar 6, 2014
LG CHEM, LTD.
Minseung CHUN
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...