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Sumio Wada
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Yahata, JP
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last 30 patents
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Patent Grant
DC to DC converter with steady control of output DC voltage by moni...
Patent number
5,034,871
Issue date
Jul 23, 1991
Matsushita Electric Works, Ltd.
Toyokatsu Okamoto
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Patent Grant
Quick charging apparatus
Patent number
4,551,666
Issue date
Nov 5, 1985
Matsushita Electric Works, Ltd.
Sumio Wada
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER