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Rui Ishikawa
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Ibaraki, 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
Electroluminescent composition and electric device with high bright...
Patent number
9,601,696
Issue date
Mar 21, 2017
Sumitomo Chemical Company, Limited
Masanobu Tanaka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Aryl compounds for application in a highly polar solvent
Patent number
9,520,569
Issue date
Dec 13, 2016
Sumitomo Chemical Company, Limited
Ken Sakakibara
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Layered structure, polymer, electroluminescent device, and photoele...
Patent number
9,455,408
Issue date
Sep 27, 2016
Sumitomo Chemical Company, Limited
Masanobu Tanaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Laminated structure, method for producing same, and electronic elem...
Patent number
9,318,706
Issue date
Apr 19, 2016
Sumitomo Chemical Company, Limited
Kenta Tanaka
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Electronic device, polymer compound, organic compound, and method o...
Patent number
9,306,169
Issue date
Apr 5, 2016
Sumitomo Chemical Company, Limited
Masanobu Tanaka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Electronic device and polymer compound
Patent number
9,306,170
Issue date
Apr 5, 2016
Sumitomo Chemical Company, Limited
Masanobu Tanaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Layered structure, electronic device using same, aromatic compound,...
Patent number
9,184,388
Issue date
Nov 10, 2015
Sumitomo Chemical Company, Limited
Arihiro Yashiro
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
METAL COMPLEX AND LIGHT EMITTING DEVICE CONTAINING THE SAME
Publication number
20220403234
Publication date
Dec 22, 2022
SUMITOMO CHEMICAL COMPANY, LIMITED
Motoaki USUI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
COMPOUND AND LIGHT EMITTING ELEMENT USING SAME
Publication number
20220123220
Publication date
Apr 21, 2022
Sumitomo Chemical Company, Limited
Satoshi KOBAYASHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
COMPOSITION AND LIGHT EMITTING DEVICE USING THE SAME
Publication number
20200411773
Publication date
Dec 31, 2020
Sumitomo Chemical Company, Limited
Rui ISHIKAWA
C07 - ORGANIC CHEMISTRY
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
COMPOUND
Publication number
20140231717
Publication date
Aug 21, 2014
Sumitomo Chemical Company, Limited
Ken Sakakibara
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ELECTRONIC DEVICE AND POLYMER COMPOUND
Publication number
20140039131
Publication date
Feb 6, 2014
SUMITOMO CHEMICAL COMPANY, LIMITED
Masanobu Tanaka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRONIC DEVICE, POLYMER COMPOUND, ORGANIC COMPOUND, AND METHOD O...
Publication number
20140024785
Publication date
Jan 23, 2014
SUMITOMO CHEMICAL COMPANY, LIMITED
Masanobu Tanaka
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ELECTROLUMINESCENT COMPOSITION AND ELECTRIC DEVICE WITH HIGH BRIGHT...
Publication number
20140008637
Publication date
Jan 9, 2014
SUMITOMO CHEMICAL COMPANY, LIMITED
Masanobu Tanaka
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
LAYERED STRUCTURE, ELECTRONIC DEVICE USING SAME, AROMATIC COMPOUND,...
Publication number
20130119369
Publication date
May 16, 2013
SUMITOMO CHEMICAL COMPANY, LIMITED
Arihiro Yashiro
C07 - ORGANIC CHEMISTRY
Information
Patent Application
LAYERED STRUCTURE, POLYMER, ELECTROLUMINESCENT DEVICE, AND PHOTOELE...
Publication number
20120181529
Publication date
Jul 19, 2012
SUMITOMO CHEMICAL COMPANY, LIMITED
Masanobu Tanaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
LAMINATED STRUCTURE, METHOD FOR PRODUCING SAME, AND ELECTRONIC ELEM...
Publication number
20110177312
Publication date
Jul 21, 2011
SUMITOMO CHEMICAL COMPANY, LIMITED
Kenta Tanaka
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...