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Patents Grants
last 30 patents
Information
Patent Grant
Organic electroluminescence device and electronic apparatus provide...
Patent number
12,284,916
Issue date
Apr 22, 2025
Idemitsu Kosan Co., Ltd.
Hiroaki Itoi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Organic electroluminescence device and electronic apparatus equippe...
Patent number
12,133,462
Issue date
Oct 29, 2024
Idemitsu Kosan Co., Ltd.
Hiroaki Itoi
Information
Patent Grant
Organic electroluminescence device and electronic apparatus
Patent number
12,058,930
Issue date
Aug 6, 2024
Idemitsu Kosan Co., Ltd.
Tetsuya Masuda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Organic electroluminescent element and electronic device
Patent number
12,022,728
Issue date
Jun 25, 2024
Idemitsu Kosan Co., Ltd.
Ryota Takahashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Compound, material for organic electroluminescent element, organic...
Patent number
11,903,308
Issue date
Feb 13, 2024
Idemitsu Kosan Co., Ltd.
Kei Yoshida
C07 - ORGANIC CHEMISTRY
Information
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...
Information
Patent Grant
Organic electroluminescence element and electronic device
Patent number
11,665,962
Issue date
May 30, 2023
Idemitsu Kosan Co., Ltd.
Yuki Nakano
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Organic electroluminescence element, electronic device, composition...
Patent number
11,631,817
Issue date
Apr 18, 2023
Idemitsu Kosan Co., Ltd.
Masahiro Kawamura
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Organic electroluminescence device, light emitting device, organic...
Patent number
11,575,087
Issue date
Feb 7, 2023
Idemitsu Kosan Co., Ltd.
Hiroaki Toyoshima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic electroluminescent element and electronic device
Patent number
11,552,251
Issue date
Jan 10, 2023
Idemitsu Kosan Co., Ltd.
Ryota Takahashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Organic electroluminescent device configured to emit light with hig...
Patent number
11,489,121
Issue date
Nov 1, 2022
Idemitsu Kosan Co., Ltd.
Satomi Tasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Top emission organic electroluminescent element, organic electrolum...
Patent number
11,456,432
Issue date
Sep 27, 2022
Idemitsu Kosan Co., Ltd.
Takayasu Sado
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Mixed powder for organic electroluminescence device and method of p...
Patent number
11,411,182
Issue date
Aug 9, 2022
Idemitsu Kosan Co., Ltd.
Tetsuya Masuda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Composition, organic-electroluminescence-device material, compositi...
Patent number
10,862,049
Issue date
Dec 8, 2020
Idemitsu Kosan Co., Ltd.
Masahiro Kawamura
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Compound, material for organic electroluminescent element, organic...
Patent number
10,797,244
Issue date
Oct 6, 2020
Idemitsu Kosan Co., Ltd.
Tomoharu Hayama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Compound, organic electroluminescence element material, organic ele...
Patent number
10,784,446
Issue date
Sep 22, 2020
Idemitsu Kosan Co., Ltd.
Tomoharu Hayama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic electroluminescence device and electronic device
Patent number
10,109,803
Issue date
Oct 23, 2018
Idemitsu Kosan Co., Ltd.
Yuki Nakano
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Organic electroluminescence device and electronic device
Patent number
10,109,804
Issue date
Oct 23, 2018
Idemitsu Kosan Co., Ltd.
Yuki Nakano
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Organic electroluminescence device and electronic device
Patent number
10,103,338
Issue date
Oct 16, 2018
Idemitsu Kosan Co., Ltd.
Yuki Nakano
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
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Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS PROVIDE...
Publication number
20250160208
Publication date
May 15, 2025
Idemitsu Kosan Co., Ltd.
Hiroaki ITOI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ORGANIC ELECTROLUMINESCENCE ELEMENT, ELECTRONIC DEVICE, COMPOSITION...
Publication number
20250072273
Publication date
Feb 27, 2025
Idemitsu Kosan Co.,Ltd
Satomi TASAKI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS EQUIPPE...
Publication number
20250040436
Publication date
Jan 30, 2025
Idemitsu Kosan Co., Ltd.
Hiroaki ITOI
Information
Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC ELECTROLUMINESCENT DISP...
Publication number
20240423010
Publication date
Dec 19, 2024
Idemitsu Kosan Co.,Ltd
Masato NAKAMURA
Information
Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
Publication number
20240415013
Publication date
Dec 12, 2024
Idemitsu Kosan Co.,Ltd
Masato NAKAMURA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
MIXED POWDER FOR AN ORGANIC ELECTROLUMINESCENCE DEVICE AND METHOD F...
Publication number
20240407244
Publication date
Dec 5, 2024
Idemitsu Kosan Co.,Ltd
Yukitoshi JINDE
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
Publication number
20240407185
Publication date
Dec 5, 2024
Idemitsu Kosan Co.,Ltd
Tetsuya MASUDA
Information
Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC ELECTROLUMINESCENT DISP...
Publication number
20240349528
Publication date
Oct 17, 2024
Idemitsu Kosan Co., Ltd.
Masato NAKAMURA
Information
Patent Application
MIXED POWDER, MIXTURE, AND METHOD FOR FABRICATING ORGANIC ELECTROLU...
Publication number
20240334814
Publication date
Oct 3, 2024
Idemitsu Kosan Co.,Ltd
Tetsuya MASUDA
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
Publication number
20240306490
Publication date
Sep 12, 2024
Idemitsu Kosan Co.,Ltd
Ryota TAKAHASHI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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
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
ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC ELECTROLUMINESCENT DISP...
Publication number
20240251585
Publication date
Jul 25, 2024
Idemitsu Kosan Co.,Ltd
Tetsuya MASUDA
Information
Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
Publication number
20240188431
Publication date
Jun 6, 2024
Idemitsu Kosan Co., Ltd.
Tetsuya MASUDA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC ELECTROLUMINESCENT DISP...
Publication number
20240147843
Publication date
May 2, 2024
Idemitsu Kosan Co., Ltd.
Satomi TASAKI
Information
Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
Publication number
20240130224
Publication date
Apr 18, 2024
IDEMITSU KOSAN CO., LTD.
Hiroaki TOYOSHIMA
Information
Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
Publication number
20240130223
Publication date
Apr 18, 2024
Idemitsu Kosan Co., Ltd.
Hiroaki TOYOSHIMA
Information
Patent Application
COMPOSITION, POWDER, ORGANIC ELECTROLUMINESCENT ELEMENT, METHOD FOR...
Publication number
20240122063
Publication date
Apr 11, 2024
IDEMITSU KOSAN CO.,LTD.
Tetsuya MASUDA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
Publication number
20240122064
Publication date
Apr 11, 2024
Idemitsu Kosan Co., Ltd.
Hiroaki TOYOSHIMA
Information
Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC ELECTROLUMINESCENT LIGH...
Publication number
20240023426
Publication date
Jan 18, 2024
Idemitsu Kosan Co.,Ltd
Satomi TASAKI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
Publication number
20230240133
Publication date
Jul 27, 2023
Idemitsu Kosan Co.,Ltd
Masato NAKAMURA
Information
Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE, ORGANIC...
Publication number
20230217813
Publication date
Jul 6, 2023
Idemitsu Kosan Co.,Ltd
Masatoshi SAITO
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
Publication number
20230171977
Publication date
Jun 1, 2023
Idemitsu Kosan Co.,Ltd
Satomi TASAKI
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
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
Publication number
20230127629
Publication date
Apr 27, 2023
IDEMITSU KOSAN CO.,LTD.
Kei YOSHIDA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC...
Publication number
20230124891
Publication date
Apr 20, 2023
IDEMITSU KOSAN CO.,LTD.
Kei YOSHIDA
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
ORGANIC ELECTROLUMINESCENCE DEVICE, LIGHT EMITTING DEVICE, ORGANIC...
Publication number
20230036664
Publication date
Feb 2, 2023
Idemitsu Kosan Co.,Ltd
Hiroaki TOYOSHIMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ORGANIC EL DISPLAY DEVICE, AND ELECTRONIC APPARATUS
Publication number
20230006160
Publication date
Jan 5, 2023
Idemitsu Kosan Co.,Ltd
Satomi TASAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ORGANIC ELECTROLUMINESCENT DEVICE CONFIGURED TO EMIT LIGHT WITH HIG...
Publication number
20220416171
Publication date
Dec 29, 2022
Idemitsu Kosan Co.,Ltd
Satomi TASAKI
H01 - BASIC ELECTRIC ELEMENTS