TREA

Norio ETOH

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Audio processing apparatus
    • Patent number 8,861,751
    • Issue date Oct 14, 2014
    • ONKYO Corporation
    • Hinako Misaki
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Amplification apparatus
    • Patent number 8,553,908
    • Issue date Oct 8, 2013
    • ONKYO Corporation
    • Shogo Sugihara
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Audio processing apparatus
    • Patent number 8,494,183
    • Issue date Jul 23, 2013
    • ONKYO Corporation
    • Tadaharu Sunaga
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Multichannel amplifier
    • Patent number 8,054,998
    • Issue date Nov 8, 2011
    • ONKYO Corporation
    • Toshifumi Okamura
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Volume control apparatus and volume control program
    • Patent number 8,036,400
    • Issue date Oct 11, 2011
    • ONKYO Corporation
    • Tadaharu Sunaga
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Audio processing apparatus
    • Patent number 7,978,865
    • Issue date Jul 12, 2011
    • ONKYO Corporation
    • Tadaharu Sunaga
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    AUDIO PROCESSING APPARATUS
    • Publication number 20110243334
    • Publication date Oct 6, 2011
    • Hinako MISAKI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    AMPLIFICATION APPARATUS
    • Publication number 20110170713
    • Publication date Jul 14, 2011
    • Shogo SUGIHARA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    AUDIO PROCESSING APPARATUS
    • Publication number 20110142262
    • Publication date Jun 16, 2011
    • Tadaharu SUNAGA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    AUDIO PROCESSING APPARATUS
    • Publication number 20100195848
    • Publication date Aug 5, 2010
    • Tadaharu SUNAGA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    VOLUME CONTROL APPARATUS AND VOLUME CONTROL PROGRAM
    • Publication number 20090208035
    • Publication date Aug 20, 2009
    • Tadaharu SUNAGA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    MULTICHANNEL AMPLIFIER
    • Publication number 20080279402
    • Publication date Nov 13, 2008
    • Toshifumi Okamura
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE