TREA

Kazuhiro Oda

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  • Kanagawa-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Echo cancellation circuit
    • Patent number 8,526,339
    • Issue date Sep 3, 2013
    • Kabushiki Kaisha Toshiba
    • Shinji Nakatsuka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Apparatus and method for converting differential voltage to fully b...
    • Patent number 6,329,849
    • Issue date Dec 11, 2001
    • Kabushiki Kaisha Toshiba
    • Zdzislaw Czarnul
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Operational amplifier
    • Patent number 6,084,476
    • Issue date Jul 4, 2000
    • Kabushiki Kaisha Toshiba
    • Naoyuki Hamanishi
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Comparator circuit
    • Patent number 5,969,546
    • Issue date Oct 19, 1999
    • Kabushiki Kaisha Toshiba
    • Naoyuki Hamanishi
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    D/A converter
    • Patent number 5,870,045
    • Issue date Feb 9, 1999
    • Kabushiki Kaisha Toshiba
    • Naoyuki Hamanishi
    • H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

  • Information Patent Application

    ECHO CANCELLATION CIRCUIT
    • Publication number 20110222446
    • Publication date Sep 15, 2011
    • Kabushiki Kaisha Toshiba
    • Shinji Nakatsuka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE