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Teruhisa Ishikawa
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Osaka, JP
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Patents Grants
last 30 patents
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Patent Grant
Battery and method for manufacturing spiral electrode group for use...
Patent number
7,501,201
Issue date
Mar 10, 2009
Panasonic Corporation
Teruhisa Ishikawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Spiral electrode group winding method and device and battery using...
Patent number
6,534,952
Issue date
Mar 18, 2003
Matsushita Electric Industrial Co., Ltd.
Teruhisa Ishikawa
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
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Patent Application
Battery and method for manufacturing spiral electrode group for use...
Publication number
20050123824
Publication date
Jun 9, 2005
Teruhisa Ishikawa
H01 - BASIC ELECTRIC ELEMENTS