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Memory control device
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Patent number 4,796,221
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Issue date Jan 3, 1989
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Kabushiki Kaisha Toshiba
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Shigenori Tokumitsu
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Display control system
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Patent number 4,780,708
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Issue date Oct 25, 1988
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Kabushiki Kaisha Toshiba
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Shigenori Tokumitsu
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Digital video encoder circuit
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Patent number 4,727,361
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Issue date Feb 23, 1988
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Kabushiki Kaisha Toshiba
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Shigenori Tokumitsu
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Sampling pulse generator
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Patent number 4,594,516
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Issue date Jun 10, 1986
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Tokyo Shibaura Denki Kabushiki Kaisha
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Shigenori Tokumitsu
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H04 - ELECTRIC COMMUNICATION TECHNIQUE