TREA

comprising two complementary transistors for phase-splitting

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  • CPC
  • H03F3/3091
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Parent Industries

HELECTRICITY H03Electronic circuits H03FAMPLIFIERS H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements

Current Industry

H03F3/3091comprising two complementary transistors for phase-splitting
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Single phase differential conversion circuit, balun, switch, and co...
    • Patent number 9,621,139
    • Issue date Apr 11, 2017
    • Sony Corporation
    • Naoto Yoshikawa
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Solid state electrical musical instrument amplifier
    • Patent number 4,581,587
    • Issue date Apr 8, 1986
    • Brent L. Powell
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Semiconductor power amplification circuit
    • Patent number 4,330,757
    • Issue date May 18, 1982
    • Nippon Electric Co., Ltd.
    • Hirokazu Fukaya
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Power amplifier circuit
    • Patent number 4,099,139
    • Issue date Jul 4, 1978
    • Nippon Gakki Seizo Kabushiki Kaisha
    • Kenro Oguri
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Audio power amplifier with automatic bias control
    • Patent number 4,077,013
    • Issue date Feb 28, 1978
    • Norlin Music, Incorporated
    • Gene S. Morez
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Device for protecting an audio amplifier against overload or short...
    • Patent number 4,057,767
    • Issue date Nov 8, 1977
    • Novanex Automation N. V.
    • Robert Ronald Laupman
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Low-frequency power amplifier
    • Patent number 4,045,745
    • Issue date Aug 30, 1977
    • SGS-ATES Componenti Elettronici SpA
    • Carlo Cini
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Audio frequency transistor amplifier
    • Patent number 4,039,965
    • Issue date Aug 2, 1977
    • Tokyo Shibaura Electric Co., Ltd.
    • Kazuo Ishii
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Audio frequency transistor amplifier
    • Patent number 4,039,964
    • Issue date Aug 2, 1977
    • Tokyo Shibaura Electric Co., Ltd.
    • Kazuo Ishii
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Vertical deflection circuit
    • Patent number 4,023,069
    • Issue date May 10, 1977
    • RCA Corporation
    • John Charles Peer
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Transistor circuit including source voltage ripple removal
    • Patent number 4,017,749
    • Issue date Apr 12, 1977
    • Hitachi, Ltd.
    • Kunio Seki
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Power amplifier having protective circuits
    • Patent number 3,990,019
    • Issue date Nov 2, 1976
    • General Electric Company
    • William B. Crockett
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Complementary push-pull amplifier device with protective circuit means
    • Patent number 3,988,693
    • Issue date Oct 26, 1976
    • Hitachi, Ltd.
    • Kunio Seki
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Constant-voltage circuit
    • Patent number 3,942,128
    • Issue date Mar 2, 1976
    • Hitachi, Ltd.
    • Kunio Seki
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3904972
    • Patent number 3,904,972
    • Issue date Sep 9, 1975
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3904974
    • Patent number 3,904,974
    • Issue date Sep 9, 1975
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3898576
    • Patent number 3,898,576
    • Issue date Aug 5, 1975
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3886465
    • Patent number 3,886,465
    • Issue date May 27, 1975
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3835409
    • Patent number 3,835,409
    • Issue date Sep 10, 1974
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3832627
    • Patent number 3,832,627
    • Issue date Aug 27, 1974
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3828265
    • Patent number 3,828,265
    • Issue date Aug 6, 1974
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3818366
    • Patent number 3,818,366
    • Issue date Jun 18, 1974
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3740657
    • Patent number 3,740,657
    • Issue date Jun 19, 1973
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3675142
    • Patent number 3,675,142
    • Issue date Jul 4, 1972
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3656041
    • Patent number 3,656,041
    • Issue date Apr 11, 1972
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3631357
    • Patent number 3,631,357
    • Issue date Dec 28, 1971
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3629717
    • Patent number 3,629,717
    • Issue date Dec 21, 1971
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3569848
    • Patent number 3,569,848
    • Issue date Mar 9, 1971
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3550025
    • Patent number 3,550,025
    • Issue date Dec 22, 1970
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3537023
    • Patent number 3,537,023
    • Issue date Oct 27, 1970
    • H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents