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Takanao Matsumoto
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Nishinomiya, JP
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last 30 patents
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Patent Grant
Rechargeable battery charging circuit which sets supplemental charg...
Patent number
5,617,009
Issue date
Apr 1, 1997
Sanyo Electric Co., Ltd.
Mitsunori Takao
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Patent Grant
Metal/hydrogen alkaline storage battery
Patent number
4,636,445
Issue date
Jan 13, 1987
Sanyo Electric Co., Ltd.
Masaru Yamano
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Preservation device for lead storage battery
Patent number
4,619,873
Issue date
Oct 28, 1986
Sanyo Electric Co., Ltd.
Yoshikazu Ishikura
H01 - BASIC ELECTRIC ELEMENTS