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Mi-Jeong Seo
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Gyeonggi-do, KR
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Patents Grants
last 30 patents
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Patent Grant
1,3-dihydro-5-isobenzofurancarbonitrile derivatives and pharmaceuti...
Patent number
8,242,159
Issue date
Aug 14, 2012
Dong-A Pharmaceutical Co., Ltd.
Yeong Geon Lee
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
3′,4′,5-trimethoxy flavone derivatives as stimulant of mucus secret...
Patent number
8,203,011
Issue date
Jun 19, 2012
Dong A Pharm Co., Ltd.
Seul-Min Choi
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
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Patent Application
ORGANIC ELECTROLUMINESCENT COMPOUND AND ORGANIC ELECTROLUMINESCENT...
Publication number
20240260461
Publication date
Aug 1, 2024
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
Eun-Joung CHOI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING THE SAME
Publication number
20240208924
Publication date
Jun 27, 2024
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
Eun-Joung CHOI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ORGANIC ELECTROLUMINESCENT DEVICE
Publication number
20240206311
Publication date
Jun 20, 2024
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
Eun-Joung CHOI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PLURALITY OF HOST MATERIALS AND ORGANIC ELECTROLUMINESCENT DEVICE C...
Publication number
20230255102
Publication date
Aug 10, 2023
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
Yoo-Jin DOH
Information
Patent Application
ORGANIC ELECTROLUMINESCENT COMPOUND, A PLURALITY OF HOST MATERIALS,...
Publication number
20220263031
Publication date
Aug 18, 2022
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
Ji-Won UM
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PLURALITY OF HOST MATERIALS, COMPOSITION COMPRISING THE SAME, AND O...
Publication number
20220140247
Publication date
May 5, 2022
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
Yoo-Jin DOH
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PLURALITY OF LIGHT-EMITTING MATERIALS, ORGANIC ELECTROLUMINESCENT C...
Publication number
20220037596
Publication date
Feb 3, 2022
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
Yoo-Jin DOH
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
NOVEL 1,3-DIHYDRO-5-ISOBENZOFURANCARBONITRILE DERIVATIVES AND PHARM...
Publication number
20100240725
Publication date
Sep 23, 2010
DONG-A PHARMACEUTICAL CO., LTD.
Yeong Geon Lee
C07 - ORGANIC CHEMISTRY
Information
Patent Application
3',4',5-TRIMETHOXY FLAVONE DERIVATIVES AS STIMULATN OF MUCUS SECRET...
Publication number
20100130448
Publication date
May 27, 2010
Dong-A Pharm. Co., Ltd.
Seul-Min Choi
C07 - ORGANIC CHEMISTRY