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Transient waveform generator
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Patent number 4,837,525
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Issue date Jun 6, 1989
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McDonnell Douglas Corporation
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Tapas Mukutmoni
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H03 - BASIC ELECTRONIC CIRCUITRY
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Variable frequency drive circuit
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Patent number 4,743,789
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Issue date May 10, 1988
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William L. Puskas
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B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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High-speed switched oscillator
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Patent number 4,617,534
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Issue date Oct 14, 1986
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U.S. Philips Corporation
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Graham D. Lill
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H03 - BASIC ELECTRONIC CIRCUITRY
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Current pulse generator
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Patent number 4,081,855
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Issue date Mar 28, 1978
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U.S. Philips Corporation
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Adrianus Wilhelmus Maria van den Enden
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G11 - INFORMATION STORAGE
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Current pulse generator
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Patent number 3,958,160
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Issue date May 18, 1976
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U.S. Philips Corporation
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Edmond de Niet
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G11 - INFORMATION STORAGE
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3902124
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Patent number 3,902,124
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Issue date Aug 26, 1975
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H03 - BASIC ELECTRONIC CIRCUITRY
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3609591
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Patent number 3,609,591
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Issue date Sep 28, 1971
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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3516054
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Patent number 3,516,054
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Issue date Jun 2, 1970
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3458833
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Patent number 3,458,833
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Issue date Jul 29, 1969
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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3413573
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Patent number 3,413,573
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Issue date Nov 26, 1968
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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3316476
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Patent number 3,316,476
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Issue date Apr 25, 1967
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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3290581
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Patent number 3,290,581
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Issue date Dec 6, 1966
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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3287663
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Patent number 3,287,663
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Issue date Nov 22, 1966
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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3273077
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Patent number 3,273,077
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Issue date Sep 13, 1966
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H03 - BASIC ELECTRONIC CIRCUITRY
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3243728
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Patent number 3,243,728
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Issue date Mar 29, 1966
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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3243729
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Patent number 3,243,729
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Issue date Mar 29, 1966
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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3152295
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Patent number 3,152,295
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Issue date Oct 6, 1964
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B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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3100851
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Patent number 3,100,851
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Issue date Aug 13, 1963
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G05 - CONTROLLING REGULATING