Masahide Sugiyama

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Shizuoka-shi, JP

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Patents Grantslast 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 Applicationslast 30 patents

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...