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Yoshinao SHIRASAKI
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Sodegaura-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Compound and organic electroluminescence device using the same
Patent number
11,765,972
Issue date
Sep 19, 2023
Idemitsu Kosan Co., Ltd.
Yoshinao Shirasaki
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
Information
Patent Application
Novel Compound and Organic Electroluminescence Device Using the Same
Publication number
20240300978
Publication date
Sep 12, 2024
Idemitsu Kosan Co., Ltd.
Yoshinao SHIRASAKI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE
Publication number
20240206325
Publication date
Jun 20, 2024
Idemitsu Kosan Co.,Ltd
Yoshinao SHIRASAKI
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 ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
Publication number
20240074311
Publication date
Feb 29, 2024
Idemitsu Kosan Co.,Ltd
Shintaro BAN
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE
Publication number
20230165138
Publication date
May 25, 2023
Idemitsu Kosan Co.,Ltd
Yoshinao SHIRASAKI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
COMPOUND AND ORGANIC ELECTROLUMINESCENT ELEMENT
Publication number
20230145611
Publication date
May 11, 2023
Idemitsu Kosan Co.,Ltd
Yuki NAKANO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NOVEL COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME
Publication number
20230047894
Publication date
Feb 16, 2023
Idemitsu Kosan Co.,Ltd
Yoshinao SHIRASAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC...
Publication number
20220359831
Publication date
Nov 10, 2022
IDEMITSU KOSAN CO.,LTD.
Tomokatsu KUSHIDA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC...
Publication number
20210130336
Publication date
May 6, 2021
IDEMITSU KOSAN CO.,LTD.
Yoshinao SHIRASAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME
Publication number
20210009527
Publication date
Jan 14, 2021
Idemitsu Kosan Co.,Ltd
Yoshinao SHIRASAKI
H01 - BASIC ELECTRIC ELEMENTS