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last 30 patents
Information
Patent Grant
Material for organic electroluminescence device and organic electro...
Patent number
11,895,917
Issue date
Feb 6, 2024
Idemitsu Kosan Co., Ltd.
Tomoki Kato
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Material for organic electroluminescence device and organic electro...
Patent number
11,069,862
Issue date
Jul 20, 2021
Idemitsu Kosan Co., Ltd.
Tomoki Kato
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Material for organic electroluminescence device and organic electro...
Patent number
10,026,907
Issue date
Jul 17, 2018
Idemitsu Kosan Co., Ltd.
Tomoki Kato
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Material for organic electroluminescence device and organic electro...
Patent number
10,020,454
Issue date
Jul 10, 2018
Idemitsu Kosan Co., Ltd.
Tomoki Kato
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Material for organic electroluminescent elements, and organic elect...
Patent number
9,923,151
Issue date
Mar 20, 2018
Idemitsu Kosan Co., Ltd.
Masaki Numata
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Material for organic electroluminescence device and organic electro...
Patent number
9,847,493
Issue date
Dec 19, 2017
Idemitsu Kosan Co., Ltd.
Tomoki Kato
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Material for organic electroluminescent device and organic electrol...
Patent number
9,714,237
Issue date
Jul 25, 2017
Idemitsu Kosan Co., Ltd.
Masaki Numata
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Material for organic electroluminescence device and organic electro...
Patent number
9,660,203
Issue date
May 23, 2017
Idemitsu Kosan Co., Ltd.
Tomoki Kato
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Compound, material for organic electroluminescence device, and orga...
Patent number
9,537,111
Issue date
Jan 3, 2017
Idemitsu Kosan Co., Ltd.
Yuki Nakano
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Nitrogen-containing aromatic heterocyclic derivative and organic el...
Patent number
9,382,206
Issue date
Jul 5, 2016
Idemitsu Kosan Co., Ltd.
Tomoki Kato
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Anthracene derivative and organic electroluminescent element using...
Patent number
9,373,792
Issue date
Jun 21, 2016
Idemitsu Kosan Co., Ltd.
Masahiro Kawamura
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Organic electroluminescence device
Patent number
9,368,731
Issue date
Jun 14, 2016
Idemitsu Kosan Co., Ltd.
Hiroyuki Saito
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Material for organic electroluminescent element, and organic electr...
Patent number
9,266,865
Issue date
Feb 23, 2016
Idemitsu Kosan Co., Ltd.
Masaki Numata
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Material for organic electroluminescence device and organic electro...
Patent number
9,209,410
Issue date
Dec 8, 2015
Idemitsu Kosan Co., Ltd.
Toshihiro Iwakuma
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Material for organic electroluminescent device and organic electrol...
Patent number
9,199,974
Issue date
Dec 1, 2015
Idemitsu Kosan Co., Ltd.
Masaki Numata
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Anthracene derivative and organic electroluminescent element using...
Patent number
9,147,847
Issue date
Sep 29, 2015
Idemitsu Kosan Co., Ltd.
Masahiro Kawamura
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Material for organic electroluminescence device and organic electro...
Patent number
9,056,870
Issue date
Jun 16, 2015
Idemitsu Kosan Co., Ltd.
Tomoki Kato
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Organic electroluminescence element
Patent number
8,987,715
Issue date
Mar 24, 2015
Idemitsu Kosan Co., Ltd.
Kazuki Nishimura
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Material for organic electroluminescence device and organic electro...
Patent number
8,927,118
Issue date
Jan 6, 2015
Idemitsu Kosan Co., Ltd.
Tomoki Kato
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Material for organic electroluminescence element, and organic elect...
Patent number
8,895,966
Issue date
Nov 25, 2014
Idemitsu Kosan Co., Ltd.
Masaki Numata
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Anthracene derivative and organic electroluminescent element using...
Patent number
8,866,135
Issue date
Oct 21, 2014
Idemitsu Kosan Co., Ltd.
Masahiro Kawamura
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Anthracene derivative and organic electroluminescent element using...
Patent number
8,629,430
Issue date
Jan 14, 2014
Idemitsu Kosan Co., Ltd.
Masahiro Kawamura
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Material for organic electroluminescent element and organic electro...
Patent number
8,471,008
Issue date
Jun 25, 2013
Idemitsu Kosan Co., Ltd.
Toshihiro Iwakuma
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Crosslinked pi-conjugated heteroacene compound for organic electrol...
Patent number
8,409,730
Issue date
Apr 2, 2013
Idemitsu Kosan Co., Ltd.
Tomoki Kato
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Crosslinked pi-conjugated heteroacene compound for organic electrol...
Patent number
8,372,529
Issue date
Feb 12, 2013
Idemitsu Kosan Co., Ltd.
Tomoki Kato
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polycyclic compounds and organic electroluminescence device employi...
Patent number
8,318,323
Issue date
Nov 27, 2012
Idemitsu Kosan Co., Ltd.
Tomoki Kato
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Material for organic electroluminescence device and organic electro...
Patent number
8,114,530
Issue date
Feb 14, 2012
Idemitsu Kosan Co., Ltd.
Toshihiro Iwakuma
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Material for organic electroluminescent element and organic electro...
Patent number
8,080,658
Issue date
Dec 20, 2011
Idemitsu Kosan Co., Ltd.
Toshihiro Iwakuma
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Material for organic electroluminescence device and organic electro...
Patent number
8,057,919
Issue date
Nov 15, 2011
Idemitsu Kosan Co., Ltd.
Tomoki Kato
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Material for organic electroluminescence device and organic electro...
Patent number
8,049,411
Issue date
Nov 1, 2011
Idemitsu Kosan Co., Ltd.
Tomoki Kato
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTRO...
Publication number
20220407018
Publication date
Dec 22, 2022
Idemitsu Kosan Co., Ltd.
Tomoki Kato
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTRO...
Publication number
20180083205
Publication date
Mar 22, 2018
IDEMITSU KOSAN CO., LTD.
Tomoki Kato
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTRO...
Publication number
20180040835
Publication date
Feb 8, 2018
IDEMITSU KOSAN CO., LTD.
Tomoki Kato
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTRO...
Publication number
20170092877
Publication date
Mar 30, 2017
IDEMITSU KOSAN CO., LTD.
Tomoki Kato
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTRO...
Publication number
20160118602
Publication date
Apr 28, 2016
Idemitsu Kosan Co., Ltd.
Tomoki Kato
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
MATERIAL FOR ORGANIC ELECTROLUMINESCENT DEVICE AND ORGANIC ELECTROL...
Publication number
20160035985
Publication date
Feb 4, 2016
Idemitsu Kosan Co., Ltd.
Masaki Numata
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ANTHRACENE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT ELEMENT USING...
Publication number
20150372237
Publication date
Dec 24, 2015
Idemitsu Kosan Co., Ltd.
Masahiro KAWAMURA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTRO...
Publication number
20150171334
Publication date
Jun 18, 2015
IDEMITSU KOSAN CO.,LTD.
Tomoki KATO
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ANTHRACENE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT ELEMENT USING...
Publication number
20150005512
Publication date
Jan 1, 2015
Idemitsu Kosan Co., Ltd.
Masahiro KAWAMURA
C07 - ORGANIC CHEMISTRY
Information
Patent Application
NOVEL COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE, AN...
Publication number
20140183486
Publication date
Jul 3, 2014
Idemitsu Kosan Co., Ltd.
Yuki Nakano
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ANTHRACENE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT ELEMENT USING...
Publication number
20140159005
Publication date
Jun 12, 2014
IIDEMITSU KOSAN CO., LTD
Masahiro KAWAMURA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE
Publication number
20140034942
Publication date
Feb 6, 2014
IDEMITSU KOSAN CO., LTD.
Hiroyuki Saito
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
IMIDAZOLE COMPOUND PRODUCTION METHOD, IMIDAZOLE COMPOUND, IMIDAZOLE...
Publication number
20130270541
Publication date
Oct 17, 2013
Idemitsu Kosan Co., Ltd.
Masaki Numata
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, AND ORGANIC ELECT...
Publication number
20130270540
Publication date
Oct 17, 2013
Idemitsu Kosan Co., Ltd.
Masaki Numata
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTRO...
Publication number
20130153874
Publication date
Jun 20, 2013
IDEMITSU KOSAN CO., LTD.
Tomoki KATO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
MATERIAL FOR ORGANIC ELECTROLUMINESCENCE ELEMENT, AND ORGANIC ELECT...
Publication number
20130092905
Publication date
Apr 18, 2013
Idemitsu Kosan Co., Ltd.
Masaki Numata
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT
Publication number
20130092913
Publication date
Apr 18, 2013
IDEMITSU KOSAN CO.,LTD.
Kazuki Nishimura
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ORGANIC ELECTROLUMINESCENCE ELEMENT
Publication number
20130075716
Publication date
Mar 28, 2013
IDEMITSU LOSAN CO LTD
Kazuki Nishimura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POLYCYCLIC COMPOUNDS AND ORGANIC ELECTROLUMINESCENCE DEVICE EMPLOYI...
Publication number
20130020563
Publication date
Jan 24, 2013
IDEMITSU KOSAN CO., LTD.
Tomoki KATO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, AND ORGANIC ELECTR...
Publication number
20130020565
Publication date
Jan 24, 2013
Idemitsu Kosan Co., Ltd.
Masaki Numata
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
NITROGEN-CONTAINING AROMATIC HETEROCYCLIC DERIVATIVE AND ORGANIC EL...
Publication number
20120181524
Publication date
Jul 19, 2012
Idemitsu Kosan Co., Ltd.
Tomoki Kato
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ANTHRACENE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT ELEMENT USING...
Publication number
20120138914
Publication date
Jun 7, 2012
Idemitsu Kosan Co., Ltd.
Masahiro Kawamura
C07 - ORGANIC CHEMISTRY
Information
Patent Application
MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTRO...
Publication number
20120112629
Publication date
May 10, 2012
IDEMITSU KOSAN CO., LTD.
Tomoki KATO
C07 - ORGANIC CHEMISTRY
Information
Patent Application
MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTRO...
Publication number
20120104943
Publication date
May 3, 2012
IDEMITSU KOSAN CO., LTD.
Tomoki KATO
C07 - ORGANIC CHEMISTRY
Information
Patent Application
MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTRO...
Publication number
20120097937
Publication date
Apr 26, 2012
IDEMITSU KOSAN CO., LTD.
Toshihiro IWAKUMA
C07 - ORGANIC CHEMISTRY
Information
Patent Application
MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTRO...
Publication number
20120085995
Publication date
Apr 12, 2012
IDEMITSU KOSAN CO., LTD.
Tomoki KATO
C07 - ORGANIC CHEMISTRY
Information
Patent Application
MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT AND ORGANIC ELECTRO...
Publication number
20120068164
Publication date
Mar 22, 2012
IDEMITSU KOSAN CO., LTD.
Toshihiro Iwakuma
C07 - ORGANIC CHEMISTRY
Information
Patent Application
MATERIAL FOR ORGANIC ELECTROLUMINESCENT DEVICE AND ORGANIC ELECTROL...
Publication number
20110278552
Publication date
Nov 17, 2011
IDEMITSU KOSAN CO., LTD.
Masaki Numata
C07 - ORGANIC CHEMISTRY
Information
Patent Application
MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTRO...
Publication number
20110253995
Publication date
Oct 20, 2011
IDEMITSU KOSAN CO., LTD.
Tomoki KATO
C07 - ORGANIC CHEMISTRY
Information
Patent Application
POLYCYCLIC COMPOUNDS AND ORGANIC ELECTROLUMINESCENCE DEVICE EMPLOYI...
Publication number
20100012931
Publication date
Jan 21, 2010
IDEMITSU KOSAN CO., LTD.
Tomoki KATO
C07 - ORGANIC CHEMISTRY