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Kunio Yamashita
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Hachiouji, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Rectifying circuit comprising a superconductive device
Patent number
4,626,701
Issue date
Dec 2, 1986
Hitachi, Ltd.
Yutaka Harada
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Patent Grant
Superconductive large-scale integrated circuit chip
Patent number
4,518,868
Issue date
May 21, 1985
Hitachi, Ltd.
Yutaka Harada
H03 - BASIC ELECTRONIC CIRCUITRY
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Patent Grant
Piezoelectric ceramics
Patent number
4,243,541
Issue date
Jan 6, 1981
Hitachi, Ltd.
Hiroshi Takeuchi
H01 - BASIC ELECTRIC ELEMENTS