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Hirotoshi Tsuchiya

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  • Fukuroi-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Dynamic range compression circuit and class D amplifier
    • Patent number 8,902,013
    • Issue date Dec 2, 2014
    • Yamaha Corporation
    • Hirotoshi Tsuchiya
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Class-D amplifier circuit
    • Patent number 8,502,602
    • Issue date Aug 6, 2013
    • Yamaha Corporation
    • Katsuya Hirano
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Class-D amplifier
    • Patent number 8,289,075
    • Issue date Oct 16, 2012
    • Yamaha Corporation
    • Tatsuya Kishii
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Amplifying device
    • Patent number 8,159,305
    • Issue date Apr 17, 2012
    • Yamaha Corporation
    • Tatsuya Kishii
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Class-D amplifier
    • Patent number 8,040,184
    • Issue date Oct 18, 2011
    • Yamaha Corporation
    • Hirotoshi Tsuchiya
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Amplifier
    • Patent number 7,961,011
    • Issue date Jun 14, 2011
    • Yamaha Corporation
    • Masayuki Iwamatsu
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Differential amplifier
    • Patent number 7,714,653
    • Issue date May 11, 2010
    • Yamaha Corporation
    • Hirotoshi Tsuchiya
    • H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

  • Information Patent Application

    Dynamic Range Compression Circuit and Class D Amplifier
    • Publication number 20120182081
    • Publication date Jul 19, 2012
    • Yamaha Corporation
    • Hirotoshi TSUCHIYA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    Class-D Amplifier Circuit
    • Publication number 20120154044
    • Publication date Jun 21, 2012
    • Yamaha Corporation
    • Katsuya HIRANO
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    Amplifying device
    • Publication number 20110068866
    • Publication date Mar 24, 2011
    • Yamaha Corporation
    • Tatsuya Kishii
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    Class-D amplifier
    • Publication number 20110063027
    • Publication date Mar 17, 2011
    • Yamaha Corporation
    • Tatsuya Kishii
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    Class-D amplifier
    • Publication number 20100219891
    • Publication date Sep 2, 2010
    • Yamaha Corporation
    • Hirotoshi Tsuchiya
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    Differential amplifier
    • Publication number 20090091386
    • Publication date Apr 9, 2009
    • Yamaha Corporation
    • Hirotoshi Tsuchiya
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    Amplifier
    • Publication number 20090091355
    • Publication date Apr 9, 2009
    • Yamaha Corporation
    • Masayuki Iwamatsu
    • H03 - BASIC ELECTRONIC CIRCUITRY