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Sodegaura, JP
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Patents Grants
last 30 patents
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Patent Grant
Organic electroluminescence device, electronic device, and compound
Patent number
11,527,720
Issue date
Dec 13, 2022
Idemitsu Kosan Co., Ltd.
Yu Kudo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic electroluminescence device, electronic device, and compound
Patent number
11,476,424
Issue date
Oct 18, 2022
Idemitsu Kosan Co., Ltd.
Yu Kudo
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
Publication number
20240292750
Publication date
Aug 29, 2024
Idemitsu Kosan Co.,Ltd
Yu KUDO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
COMPOUND, ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
Publication number
20240090329
Publication date
Mar 14, 2024
Idemitsu Kosan Co.,Ltd
Hiroaki ITOI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
COMPOUND, ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS
Publication number
20240008363
Publication date
Jan 4, 2024
Idemitsu Kosan Co.,Ltd
Hiroaki ITOI
C07 - ORGANIC CHEMISTRY
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Patent Application
COMPOUND, ORGANIC ELECTROLUMINESCENCE ELEMENT, AND ELECTRONIC DEVICE
Publication number
20230345816
Publication date
Oct 26, 2023
Idemitsu Kosan Co.,Ltd
Yuki NAKANO
C07 - ORGANIC CHEMISTRY