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Yusuke Ishii
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Toda-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Metal complex and light emitting device using the same
Patent number
10,529,934
Issue date
Jan 7, 2020
Sumitomo Chemical Company, Limited
Takakazu Saito
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Metal complex and light emitting device using the same
Patent number
10,128,449
Issue date
Nov 13, 2018
Sumitomo Chemical Company, Limited
Takakazu Saito
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Metal complex and device using the metal complex
Patent number
9,287,514
Issue date
Mar 15, 2016
Sumitomo Chemical Company, Limited
Noboru Kitamura
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Composition containing borane compound and conjugated polymer compo...
Patent number
9,255,221
Issue date
Feb 9, 2016
Sumitomo Chemical Company, Limited
Yusuke Ishii
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Cyclic compound, its metal complex and modified metal complex
Patent number
9,236,613
Issue date
Jan 12, 2016
Sumitomo Chemical Company, Limited
Tadafumi Matsunaga
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Cyclic compound, its metal complex and modified metal complex
Patent number
8,546,291
Issue date
Oct 1, 2013
Sumitomo Chemical Company, Limited
Tadafumi Matsunaga
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
LIGHT EMITTING DEVICE
Publication number
20210384448
Publication date
Dec 9, 2021
Sumitomo Chemical Company, Limited
Toshiaki SASADA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT-EMITTING DEVICE
Publication number
20210359213
Publication date
Nov 18, 2021
Toshiaki SASADA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METAL COMPLEX AND LIGHT EMITTING DEVICE USING THE SAME
Publication number
20170256726
Publication date
Sep 7, 2017
SUMITOMO CHEMICAL COMPANY, LIMITED
Takakazu SAITO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METAL COMPLEX AND LIGHT EMITTING DEVICE USING THE SAME
Publication number
20160329508
Publication date
Nov 10, 2016
Sumitomo Chemical Company, Limited
Takakazu SAITO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
COMPOSITION CONTAINING BORANE COMPOUND AND CONJUGATED POLYMER COMPO...
Publication number
20140191160
Publication date
Jul 10, 2014
National University Corporation Hokkaido University
Yusuke Ishii
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
CYCLIC COMPOUND, ITS METAL COMPLEX AND MODIFIED METAL COMPLEX
Publication number
20130337997
Publication date
Dec 19, 2013
Sumitomo Chemical Company, Limited
Tadafumi Matsunaga
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METAL COMPLEX AND DEVICE USING THE METAL COMPLEX
Publication number
20130168615
Publication date
Jul 4, 2013
National University Corporation Hokkaido University
Noboru Kitamura
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
POLYMER COMPOUND AND METHOD FOR PRODUCING THE SAME
Publication number
20120217445
Publication date
Aug 30, 2012
SUMITOMO CHEMICAL COMPANY, LIMITED
Daisuke Fukushima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ORGANIC ELECTROLUMINESCENT DEVICE
Publication number
20120199825
Publication date
Aug 9, 2012
SUMITOMO CHEMICAL COMPANY, LIMITED
Masayuki Soga
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYMER COMPOUND CONTAINING NITROGEN-CONTAINING HETEROCYCLIC STRUCT...
Publication number
20110210322
Publication date
Sep 1, 2011
SUMITOMO CHEMICAL COMPANY, LIMITED
Yusuke Ishii
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CYCLIC COMPOUND, ITS METAL COMPLEX AND MODIFIED METAL COMPLEX
Publication number
20110015059
Publication date
Jan 20, 2011
SUMITOMO CHEMICAL COMPANY, LIMITED
Tadafumi Matsunaga
C07 - ORGANIC CHEMISTRY