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Pipeline arithmetic adder and multiplier
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Patent number 4,887,233
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Issue date Dec 12, 1989
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American Telephone and Telegraph Company, AT&T Bell Laboratories
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Glenn L. Cash
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G06 - COMPUTING CALCULATING COUNTING
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Moment generator
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Patent number 4,745,567
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Issue date May 17, 1988
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American Telephone and Telegraph Company AT&T Bell Laboratories
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Zigmantas L. Budrikis
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G06 - COMPUTING CALCULATING COUNTING
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Pressure-sensitive light pen
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Patent number 4,705,942
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Issue date Nov 10, 1987
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American Telephone and Telegraph Company, AT&T Bell Laboratories
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Zigmantas L. Budrikis
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G06 - COMPUTING CALCULATING COUNTING