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Syojiro Sato
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Miyagi, JP
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last 30 patents
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Patent Grant
Battery discharge control circuit
Patent number
5,440,220
Issue date
Aug 8, 1995
Sony Corporation
Syojiro Sato
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Patent Grant
Device for charging a secondary battery having interrupt means to p...
Patent number
5,408,170
Issue date
Apr 18, 1995
Sony Corporation
Koji Umetsu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER