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Masatoshi Midorikawa
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Separator for electrochemical element
Patent number
8,252,449
Issue date
Aug 28, 2012
Mitsubishi Paper Mills Limited
Takahiro Tsukuda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Porous sheet, separator for electrochemical element, and method for...
Patent number
8,202,406
Issue date
Jun 19, 2012
Mitsubishi Paper Mills Limited
Takahiro Tsukuda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Separator for an electric double layer capacitor
Patent number
7,977,260
Issue date
Jul 12, 2011
Mitsubishi Paper Mills Limited
Takahiro Tsukuda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Separator for electrochemical device and method for producing the same
Patent number
6,905,798
Issue date
Jun 14, 2005
Mitsubishi Paper Mills Limited
Takahiro Tsukuda
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
HEAT-RESISTANT NONWOVEN FABRIC
Publication number
20110126401
Publication date
Jun 2, 2011
Takahiro Tsukuda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
POROUS SHEET, SEPARATOR FOR ELECTROCHEMICAL ELEMENT, AND METHOD FOR...
Publication number
20100252426
Publication date
Oct 7, 2010
Takahiro Tsukuda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Separator for an Electric Double Layer Capacitor
Publication number
20090280308
Publication date
Nov 12, 2009
Takahiro Tsukuda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Separator for Electrochemical Element
Publication number
20070287062
Publication date
Dec 13, 2007
Takahiro Tsukuda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Heat-Resistant Nonwoven Fabric
Publication number
20070207693
Publication date
Sep 6, 2007
Takahiro Tsukuda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Separator for electrochemical device and method for producing the s...
Publication number
20030180622
Publication date
Sep 25, 2003
Takahiro Tsukuda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...