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Logical element
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Patent number 8,159,307
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Issue date Apr 17, 2012
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Nippon Telegraph and Telephone Corporation
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Hiroshi Yamaguchi
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G11 - INFORMATION STORAGE
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3522441
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Patent number 3,522,441
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Issue date Aug 4, 1970
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G11 - INFORMATION STORAGE
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3497713
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Patent number 3,497,713
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Issue date Feb 24, 1970
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G06 - COMPUTING CALCULATING COUNTING
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3495094
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Patent number 3,495,094
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Issue date Feb 10, 1970
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H03 - BASIC ELECTRONIC CIRCUITRY
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3476952
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Patent number 3,476,952
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Issue date Nov 4, 1969
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H03 - BASIC ELECTRONIC CIRCUITRY
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3432680
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Patent number 3,432,680
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Issue date Mar 11, 1969
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G11 - INFORMATION STORAGE
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3432681
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Patent number 3,432,681
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Issue date Mar 11, 1969
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H03 - BASIC ELECTRONIC CIRCUITRY
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3381138
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Patent number 3,381,138
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Issue date Apr 30, 1968
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H03 - BASIC ELECTRONIC CIRCUITRY
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3325703
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Patent number 3,325,703
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Issue date Jun 13, 1967
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H03 - BASIC ELECTRONIC CIRCUITRY
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3296550
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Patent number 3,296,550
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Issue date Jan 3, 1967
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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3296424
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Patent number 3,296,424
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Issue date Jan 3, 1967
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H03 - BASIC ELECTRONIC CIRCUITRY
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3292001
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Patent number 3,292,001
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Issue date Dec 13, 1966
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G11 - INFORMATION STORAGE
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3292000
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Patent number 3,292,000
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Issue date Dec 13, 1966
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H03 - BASIC ELECTRONIC CIRCUITRY
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3249891
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Patent number 3,249,891
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Issue date May 3, 1966
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H03 - BASIC ELECTRONIC CIRCUITRY
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3248714
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Patent number 3,248,714
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Issue date Apr 26, 1966
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H03 - BASIC ELECTRONIC CIRCUITRY
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3239680
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Patent number 3,239,680
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H03 - BASIC ELECTRONIC CIRCUITRY
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3234470
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Patent number 3,234,470
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Issue date Feb 8, 1966
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H03 - BASIC ELECTRONIC CIRCUITRY
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3221177
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Patent number 3,221,177
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Issue date Nov 30, 1965
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G06 - COMPUTING CALCULATING COUNTING
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3210529
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Patent number 3,210,529
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Issue date Oct 5, 1965
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G06 - COMPUTING CALCULATING COUNTING
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3192397
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Patent number 3,192,397
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Issue date Jun 29, 1965
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H03 - BASIC ELECTRONIC CIRCUITRY
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3175164
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Patent number 3,175,164
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G11 - INFORMATION STORAGE
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3162769
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Patent number 3,162,769
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Issue date Dec 22, 1964
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H03 - BASIC ELECTRONIC CIRCUITRY
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3126486
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Patent number 3,126,486
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G06 - COMPUTING CALCULATING COUNTING
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3089038
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Patent number 3,089,038
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H03 - BASIC ELECTRONIC CIRCUITRY
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3065357
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Patent number 3,065,357
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Issue date Nov 20, 1962
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G06 - COMPUTING CALCULATING COUNTING
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3056039
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Patent number 3,056,039
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Issue date Sep 25, 1962
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H03 - BASIC ELECTRONIC CIRCUITRY
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3015038
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Patent number 3,015,038
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Issue date Dec 26, 1961
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G11 - INFORMATION STORAGE
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3011706
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Patent number 3,011,706
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Issue date Dec 5, 1961
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G06 - COMPUTING CALCULATING COUNTING
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3000564
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Patent number 3,000,564
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Issue date Sep 19, 1961
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G06 - COMPUTING CALCULATING COUNTING
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2998531
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Patent number 2,998,531
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Issue date Aug 29, 1961
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H03 - BASIC ELECTRONIC CIRCUITRY