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Ibaraki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Silicone-based encapsulating material composition and semiconductor...
Patent number
10,011,720
Issue date
Jul 3, 2018
Sumitomo Chemical Company, Limited
Gaku Yoshikawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Resin composition and carbon dioxide gas separation membrane
Patent number
9,764,276
Issue date
Sep 19, 2017
Sumitomo Chemical Company, Limited
Ayumi Aoki
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Block copolymer and use thereof
Patent number
8,178,590
Issue date
May 15, 2012
Sumitomo Chemical Company, Limited
Kentaro Masui
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing polymer electrolyte emulsion
Patent number
7,972,734
Issue date
Jul 5, 2011
Sumitomo Chemical Company, Limited
Ryuma Kuroda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
SILICONE RESIN, ENCAPSULATING MATERIAL COMPOSITION FOR UV-LED, CURE...
Publication number
20170298187
Publication date
Oct 19, 2017
Sumitomo Chemical Company, Limited
Kentaro MASUI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SILICONE-BASED ENCAPSULATING MATERIAL COMPOSITION AND SEMICONDUCTOR...
Publication number
20170210899
Publication date
Jul 27, 2017
SUMITOMO CHEMICAL COMPANY, LIMITED
Gaku YOSHIKAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
RESIN COMPOSITION AND CARBON DIOXIDE GAS SEPARATION MEMBRANE
Publication number
20160158692
Publication date
Jun 9, 2016
Sumitomo Chemical Company, Limited
Ayumi AOKI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
COPOLYMER, POLYMER ELECTROLYTE, AND USE THEREOF
Publication number
20100167165
Publication date
Jul 1, 2010
SUMITOMO CHEMICAL COMPANY , LIMITED
Kentaro Masui
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CEOSSLINKED AROMATIC POLYMER, POLYMER ELECTROLYTE,CATALYST INK, POL...
Publication number
20100129729
Publication date
May 27, 2010
Sumitomo Chemical Company ,Limited
Kentaro Masui
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Process for producing polymer electrolyte emulsion
Publication number
20090208810
Publication date
Aug 20, 2009
Ryuma Kuroda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polymer electrolyte emulsion and use thereof
Publication number
20090208804
Publication date
Aug 20, 2009
Ryuma Kuroda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polymer electrolyte emulsion and use thereof
Publication number
20090202888
Publication date
Aug 13, 2009
Sumitomo Chemical Company, Limited
Ryuma Kuroda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Block copolymer and use thereof
Publication number
20070281195
Publication date
Dec 6, 2007
Sumitomo Chemical Company, Limited
Kentaro Masui
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...