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Takuma Ishida

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Patents Grantslast 30 patents

  • Information Patent Grant

    AGC circuit
    • Patent number 7,982,541
    • Issue date Jul 19, 2011
    • Panasonic Corporation
    • Takayuki Nakai
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    AGC circuit
    • Patent number 7,795,967
    • Issue date Sep 14, 2010
    • Panasonic Corporation
    • Takayuki Nakai
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Automatic gain control circuit
    • Patent number 7,595,692
    • Issue date Sep 29, 2009
    • Panasonic Corporation
    • Takuma Ishida
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    AGC circuit
    • Patent number 7,443,242
    • Issue date Oct 28, 2008
    • Matsushita Electric Industrial Co., Ltd.
    • Takuma Ishida
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    AGC circuit
    • Patent number 7,411,456
    • Issue date Aug 12, 2008
    • Matsushita Electric Industrial Co., Ltd.
    • Takuma Ishida
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    AGC circuit
    • Patent number 7,015,759
    • Issue date Mar 21, 2006
    • Matsushita Electric Industrial Co., Ltd.
    • Takuma Ishida
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    AGC circuit
    • Patent number 6,977,550
    • Issue date Dec 20, 2005
    • Matsushita Electric Industrial Co., Ltd.
    • Takuma Ishida
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Amplifier with a gain proportional to power source voltage
    • Patent number 6,972,619
    • Issue date Dec 6, 2005
    • Matsushita Electric Industrial Co., Ltd.
    • Masaharu Sato
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Analog signal level detecting apparatus
    • Patent number 6,891,407
    • Issue date May 10, 2005
    • Matsushita Electric Industrial Co., Ltd.
    • Taku Kobayashi
    • H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

  • Information Patent Application

    AGC CIRCUIT
    • Publication number 20100259330
    • Publication date Oct 14, 2010
    • PANASONIC CORPORATION
    • Takayuki Nakai
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    AGC CIRCUIT
    • Publication number 20090096528
    • Publication date Apr 16, 2009
    • PANASONIC CORPORATION
    • Takayuki Nakai
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    AUTOMATIC GAIN CONTROL CIRCUIT
    • Publication number 20080218268
    • Publication date Sep 11, 2008
    • Takuma Ishida
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    AGC circuit
    • Publication number 20080074185
    • Publication date Mar 27, 2008
    • Matsushita Electric Industrial Co., Ltd.
    • Takuma Ishida
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    SPEAKER PROTECTION CIRCUIT
    • Publication number 20070064953
    • Publication date Mar 22, 2007
    • Matsushita Electric Industrial Co., Ltd.
    • Takuma ISHIDA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    AGC circuit
    • Publication number 20060044065
    • Publication date Mar 2, 2006
    • Takuma Ishida
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    AGC circuit
    • Publication number 20050030099
    • Publication date Feb 10, 2005
    • MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
    • Takuma Ishida
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    Analog signal level detecting apparatus
    • Publication number 20040183709
    • Publication date Sep 23, 2004
    • Matsushita Electric Industrial Co., Ltd.
    • Taku Kobayashi
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    AGC circuit
    • Publication number 20040178851
    • Publication date Sep 16, 2004
    • Takuma Ishida
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    Amplifier with a gain proportional to power source voltage
    • Publication number 20040124923
    • Publication date Jul 1, 2004
    • Masaharu Sato
    • H03 - BASIC ELECTRONIC CIRCUITRY