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Takekazu Iijima

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Digital audio player with a wireless connection and mixing function
    • Patent number D715264
    • Issue date Oct 14, 2014
    • Pioneer Corporation
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Volume adjuster
    • Patent number D677247
    • Issue date Mar 5, 2013
    • Pioneer Corporation
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Device for mixing sounds of musical instruments
    • Patent number D668636
    • Issue date Oct 9, 2012
    • Pioneer Corporation
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Controller for digital audio player
    • Patent number D666173
    • Issue date Aug 28, 2012
    • Pioneer Corporation
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Controller for digital audio player
    • Patent number D666172
    • Issue date Aug 28, 2012
    • Pioneer Corporation
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Digital audio disk player with mixing functions
    • Patent number D616410
    • Issue date May 25, 2010
    • Pioneer Kabushiki Kaisha
    • Toshiyuki Sonoda
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Audio mixer
    • Patent number D593544
    • Issue date Jun 2, 2009
    • Pioneer Kabushiki Kaisha
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Digital audio disk player with acoustic mixer
    • Patent number D583798
    • Issue date Dec 30, 2008
    • Pioneer Kabushiki Kaisha
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Device for mixing sounds of musical instruments
    • Patent number D555638
    • Issue date Nov 20, 2007
    • Pioneer Corporation
    • Hideaki Ishizaki
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Device for mixing sounds of musical instruments
    • Patent number D555637
    • Issue date Nov 20, 2007
    • Pioneer Corporation
    • Hideaki Ishizaki
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Speaker
    • Patent number D493445
    • Issue date Jul 27, 2004
    • Pioneer Corporation
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Speaker
    • Patent number D493161
    • Issue date Jul 20, 2004
    • Pioneer Corporation
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Speaker
    • Patent number D487738
    • Issue date Mar 23, 2004
    • Pioneer Corporation
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Speaker
    • Patent number D472545
    • Issue date Apr 1, 2003
    • Pioneer Kabushiki Kaisha
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Loudspeaker
    • Patent number D273106
    • Issue date Mar 20, 1984
    • Pioneer Kabushiki Kaisha
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Loudspeaker
    • Patent number D270909
    • Issue date Oct 11, 1983
    • Pioneer Kabushiki Kaisha
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Loudspeaker
    • Patent number D269870
    • Issue date Jul 26, 1983
    • Pioneer Kabushiki Kaisha
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Loudspeaker
    • Patent number D268673
    • Issue date Apr 19, 1983
    • Pioneer Kabushiki Kaisha
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Amplifier
    • Patent number D266510
    • Issue date Oct 12, 1982
    • Pioneer Kabushiki Kaisha
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Loudspeaker
    • Patent number D266324
    • Issue date Sep 28, 1982
    • Pioneer Kabushiki Kaisha
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Loudspeaker
    • Patent number D265732
    • Issue date Aug 10, 1982
    • Pioneer Kabushiki Kaisha
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Loudspeaker
    • Patent number D265556
    • Issue date Jul 27, 1982
    • Pioneer Kabushiki Kaisha
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Loudspeaker
    • Patent number D265477
    • Issue date Jul 20, 1982
    • Pioneer Kabushiki Kaisha
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Loudspeaker
    • Patent number D258359
    • Issue date Feb 24, 1981
    • Pioneer Kabushiki Kaisha
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Loudspeaker
    • Patent number D254434
    • Issue date Mar 11, 1980
    • Pioneer Kabushiki Kaisha
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Loudspeaker with grille
    • Patent number D254130
    • Issue date Feb 5, 1980
    • Pioneer Kabushiki Kaisha
    • Takekazu Iijima
    • D14 - Recording, communication, or information retrieval equipment