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CMOS-BiCMOS gate circuit
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Patent number 4,890,017
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Issue date Dec 26, 1989
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Hitachi, Ltd.
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Ikuro Masuda
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H03 - BASIC ELECTRONIC CIRCUITRY
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Integrated circuit device
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Patent number 4,701,922
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Issue date Oct 20, 1987
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Hitachi, Ltd.
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Shigeo Kuboki
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G01 - MEASURING TESTING
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Analog-digital converter
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Patent number 4,527,148
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Issue date Jul 2, 1985
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Hitachi, Ltd.
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Shigeo Kuboki
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H03 - BASIC ELECTRONIC CIRCUITRY
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Analog to digital converter
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Patent number 4,523,180
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Issue date Jun 11, 1985
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Hitachi, Ltd.
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Shigeo Kuboki
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H03 - BASIC ELECTRONIC CIRCUITRY
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