for changing the wave shape

Patents Grantslast 30 patents

  • Information Patent Grant

    Switching power supply device

    • Patent number 9,257,912
    • Issue date Feb 9, 2016
    • Murata Manufacturing Co., Ltd.
    • Tatsuya Hosotani
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Three-phase 48-pulse rectifier transformer

    • Patent number 9,013,905
    • Issue date Apr 21, 2015
    • Jiangsu Huapeng Transformer Co., Ltd.
    • Qinggan Zeng
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Slope gap inductor for line harmonic current reduction

    • Patent number 6,657,528
    • Issue date Dec 2, 2003
    • Astec International Limited
    • Allen Tang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    High average power magnetic modulator for metal vapor lasers

    • Patent number 5,315,611
    • Issue date May 24, 1994
    • The United States of America as represented by the United States Department o...
    • Don G. Ball
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Harmonic inductor for generation of an energy conserving power wave

    • Patent number 4,795,959
    • Issue date Jan 3, 1989
    • Lesco Development
    • Edward Cooper
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Transformer

    • Patent number 4,470,006
    • Issue date Sep 4, 1984
    • Joseph W. Drapp
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Voltage regulating transformer

    • Patent number 4,007,416
    • Issue date Feb 8, 1977
    • Gabor Szatmari
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3813593

    • Patent number 3,813,593
    • Issue date May 28, 1974
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3775720

    • Patent number 3,775,720
    • Issue date Nov 27, 1973
    • H01 - BASIC ELECTRIC ELEMENTS
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    3745440

    • Patent number 3,745,440
    • Issue date Jul 10, 1973
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3739255

    • Patent number 3,739,255
    • Issue date Jun 12, 1973
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3716748

    • Patent number 3,716,748
    • Issue date Feb 13, 1973
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3691435

    • Patent number 3,691,435
    • Issue date Sep 12, 1972
    • H01 - BASIC ELECTRIC ELEMENTS
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    3652923

    • Patent number 3,652,923
    • Issue date Mar 28, 1972
    • G05 - CONTROLLING REGULATING
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    3585484

    • Patent number 3,585,484
    • Issue date Jun 15, 1971
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3390342

    • Patent number 3,390,342
    • Issue date Jun 25, 1968
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3384810

    • Patent number 3,384,810
    • Issue date May 21, 1968
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3352218

    • Patent number 3,352,218
    • Issue date Nov 14, 1967
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    3286159

    • Patent number 3,286,159
    • Issue date Nov 15, 1966
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3275837

    • Patent number 3,275,837
    • Issue date Sep 27, 1966
    • G05 - CONTROLLING REGULATING
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    3223923

    • Patent number 3,223,923
    • Issue date Dec 14, 1965
    • H01 - BASIC ELECTRIC ELEMENTS
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    3061769

    • Patent number 3,061,769
    • Issue date Oct 30, 1962
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2906896

    • Patent number 2,906,896
    • Issue date Sep 29, 1959
    • H01 - BASIC ELECTRIC ELEMENTS
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    2870416

    • Patent number 2,870,416
    • Issue date Jan 20, 1959
    • H03 - BASIC ELECTRONIC CIRCUITRY
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    2783395

    • Patent number 2,783,395
    • Issue date Feb 26, 1957
    • H01 - BASIC ELECTRIC ELEMENTS
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    2769138

    • Patent number 2,769,138
    • Issue date Oct 30, 1956
    • H01 - BASIC ELECTRIC ELEMENTS
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    2740096

    • Patent number 2,740,096
    • Issue date Mar 27, 1956
    • H01 - BASIC ELECTRIC ELEMENTS
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    2585654

    • Patent number 2,585,654
    • Issue date Feb 12, 1952
    • H01 - BASIC ELECTRIC ELEMENTS
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    2498119

    • Patent number 2,498,119
    • Issue date Feb 21, 1950
    • H01 - BASIC ELECTRIC ELEMENTS
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    2466028

    • Patent number 2,466,028
    • Issue date Apr 5, 1949
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    SWITCHING POWER SUPPLY DEVICE

    • Publication number 20140376274
    • Publication date Dec 25, 2014
    • Tatsuya HOSOTANI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    THREE-PHASE 48-PULSE RECTIFIER TRANSFORMER

    • Publication number 20140015629
    • Publication date Jan 16, 2014
    • Qinggan Zeng
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER