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Etsuo Tsurumi
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Yokohama, JP
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last 30 patents
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Patent Grant
Transformer with gapped core
Patent number
4,305,056
Issue date
Dec 8, 1981
Hitachi, Ltd.
Hideyuki Mochida
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
High voltage rectifier for television receiver sets
Patent number
4,293,903
Issue date
Oct 6, 1981
Hitachi, Ltd.
Hideyuki Mochida
H04 - ELECTRIC COMMUNICATION TECHNIQUE