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Takao Sawaguchi
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Fukushima, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Battery pack and method for producing battery pack
Patent number
7,534,525
Issue date
May 19, 2009
Sony Corporation
Masaru Hiratsuka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Battery pack and method for producing same
Patent number
7,396,613
Issue date
Jul 8, 2008
Sony Corporation
Masaru Hiratsuka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Battery pack and method for producing battery pack
Patent number
7,348,762
Issue date
Mar 25, 2008
Sony Corporation
Masaru Hiratsuka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Battery pack and method for producing same
Patent number
7,166,389
Issue date
Jan 23, 2007
Sony Corporation
Masaru Hiratsuka
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
BATTERY PACK AND METHOD FOR PRODUCING BATTERY PACK
Publication number
20060283008
Publication date
Dec 21, 2006
Masaru Hiratsuka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Battery pack and method for producing battery pack
Publication number
20050017678
Publication date
Jan 27, 2005
Masaru Hiratsuka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Battery pack and method for producing same
Publication number
20040115527
Publication date
Jun 17, 2004
Masaru Hiratsuka
H01 - BASIC ELECTRIC ELEMENTS