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Masanori Takahata
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Shizuoka-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Separator for lithium ion secondary battery and lithium ion seconda...
Patent number
7,311,994
Issue date
Dec 25, 2007
Tomoegawa Paper Co., Ltd.
Masahide Sugiyama
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Patents Applications
last 30 patents
Information
Patent Application
SEPARATOR FOR AN ELECTRICITY STORAGE DEVICE AND METHOD OF MANUFACTU...
Publication number
20120003525
Publication date
Jan 5, 2012
TOMOEGAWA CO., LTD.
Takeshi Hashimoto
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
POWER STORAGE DEVICE SEPARATOR
Publication number
20110206972
Publication date
Aug 25, 2011
TOMOEGAWA Co., Ltd.
Takeshi Hashimoto
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
SEPARATOR FOR POWER STORAGE DEVICE
Publication number
20100316912
Publication date
Dec 16, 2010
TOMOEGAWA CO., LTD.
Takeshi HASHIMOTO
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Electronic component separator and method for producing the same
Publication number
20050208383
Publication date
Sep 22, 2005
Hiroki Totsuka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Separator for electronic component and method for producing the same
Publication number
20050186479
Publication date
Aug 25, 2005
Hiroki Totsuka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Separator for lithium ion secondary battery and lithium ion seconda...
Publication number
20040053122
Publication date
Mar 18, 2004
Tomoegawa Paper Co., Ltd.
Masahide Sugiyama
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...