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Takayuki Aita
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Fukushima, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Battery pack and method for producing the same
Patent number
8,318,333
Issue date
Nov 27, 2012
Sony Corporation
Takeru Yamamoto
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Battery packs having a charging mode and a discharging mode
Patent number
7,737,658
Issue date
Jun 15, 2010
Sony Corporation
Hiromitsu Sennami
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Switching circuit, switching method, protective device and battery...
Patent number
7,436,644
Issue date
Oct 14, 2008
Sony Corporation
Tamiji Nagai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Battery pack and method for manufacturing the same
Patent number
7,262,956
Issue date
Aug 28, 2007
Sony Corporation
Fumihiko Suzuki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Driving circuit for field effect transistor
Patent number
7,202,633
Issue date
Apr 10, 2007
Sony Corporation
Tamiji Nagai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Protective apparatus for secondary battery
Patent number
5,252,411
Issue date
Oct 12, 1993
Sony Corporation
Masaaki Yokokawa
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Alkaline cell
Patent number
4,370,395
Issue date
Jan 25, 1983
Union Carbide Corporation
Toru Nagaura
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
BATTERY PACK AND METHOD FOR PRODUCING THE SAME
Publication number
20090098443
Publication date
Apr 16, 2009
SONY CORPORATION
Takeru Yamamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Battery pack and method for manufacturing the same
Publication number
20050181242
Publication date
Aug 18, 2005
Fumihiko Suzuki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Switching circuit, switching method, protective device and battery...
Publication number
20050174711
Publication date
Aug 11, 2005
SONY CORPORATION
Tamiji Nagai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Battery packs
Publication number
20050162131
Publication date
Jul 28, 2005
Hiromitsu Sennami
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Driving circuit for field effect transistor
Publication number
20050116764
Publication date
Jun 2, 2005
Tamiji Nagai
H03 - BASIC ELECTRONIC CIRCUITRY