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Flag circuit for memory
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Patent number 5,307,313
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Issue date Apr 26, 1994
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Kabushiki Kaisha Toshiba
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Akihiro Yamazaki
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G06 - COMPUTING CALCULATING COUNTING
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Charge pump circuit
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Patent number 5,138,190
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Issue date Aug 11, 1992
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Kabushiki Kaisha Toshiba
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Akihiro Yamazaki
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G11 - INFORMATION STORAGE
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Chopper type comparator
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Patent number 5,041,744
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Issue date Aug 20, 1991
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Kabushiki Kaisha Toshiba
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Hideo Sakai
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H03 - BASIC ELECTRONIC CIRCUITRY
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Noise cancelling circuit
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Patent number 4,760,279
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Issue date Jul 26, 1988
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Kabushiki Kaisha Toshiba
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Tomotaka Saito
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H03 - BASIC ELECTRONIC CIRCUITRY
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Sweep circuit of key matrix
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Patent number 4,583,092
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Issue date Apr 15, 1986
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Tokyo Shibaura Denki Kabushiki Kaisha
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Tomotaka Saito
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H03 - BASIC ELECTRONIC CIRCUITRY
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