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Hisashi Takada
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Kanagawa, JP
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last 30 patents
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Patent Grant
Luminous element and driving circuit
Patent number
4,864,193
Issue date
Sep 5, 1989
Sumitomo Electric Industries, Ltd.
Hisashi Takada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Photoelectric converting circuit having a low parasitic capacitance
Patent number
4,638,152
Issue date
Jan 20, 1987
Sumitomo Electric Industries, Ltd.
Hisashi Takada
H04 - ELECTRIC COMMUNICATION TECHNIQUE