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Toshiaki Aizawa

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Patch antenna, antenna unit and antenna apparatus
    • Patent number 8,508,425
    • Issue date Aug 13, 2013
    • Mitsumi Electric, Co., Ltd.
    • Toshiaki Aizawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Antenna with a metallic holder disposed between an antenna element...
    • Patent number 8,223,079
    • Issue date Jul 17, 2012
    • Mitsumi Electric Co., Ltd.
    • Junichi Noro
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Complex antenna device
    • Patent number 7,710,334
    • Issue date May 4, 2010
    • Mitsumi Electric Co., Ltd.
    • Junichi Noro
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Antenna apparatus enabling easy reception of a satellite signal and...
    • Patent number 7,620,421
    • Issue date Nov 17, 2009
    • Mitsumi Electric Co., Ltd
    • Takao Kato
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Antenna
    • Patent number D603382
    • Issue date Nov 3, 2009
    • Mitsumi Electric Co., Ltd.
    • Hisashi Takisawa
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Antenna
    • Patent number D582905
    • Issue date Dec 16, 2008
    • Mitsumi Electric Co., Ltd.
    • Hisashi Takisawa
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Antenna
    • Patent number D582400
    • Issue date Dec 9, 2008
    • Mitsumi Electric Co., Ltd.
    • Hisashi Takisawa
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Antenna
    • Patent number D581910
    • Issue date Dec 2, 2008
    • Mitsumi Electric Co., Ltd.
    • Hisashi Takisawa
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Antenna
    • Patent number D580420
    • Issue date Nov 11, 2008
    • Mitsumi Electric Co., Ltd.
    • Hisashi Takisawa
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable electric apparatus for radio broadcasting simple in struct...
    • Patent number 7,415,265
    • Issue date Aug 19, 2008
    • Mitsumi Electric Co., Ltd
    • Junichi Noro
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Antenna unit which can be designed to be small in size
    • Patent number 7,365,694
    • Issue date Apr 29, 2008
    • Mitsumi Electric Co., Ltd
    • Toshihiko Inaba
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Antenna unit
    • Patent number 7,218,284
    • Issue date May 15, 2007
    • Mitsumi Electric Co., Ltd.
    • Toshiaki Aizawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Antenna element
    • Patent number D531995
    • Issue date Nov 14, 2006
    • Mitsumi Electric Co., Ltd.
    • Tomohiro Shinkawa
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Antenna
    • Patent number D531172
    • Issue date Oct 31, 2006
    • Mitsumi Electric Co., Ltd.
    • Junichi Noro
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Antenna element
    • Patent number D531173
    • Issue date Oct 31, 2006
    • Mitsumi Electric Co., Ltd.
    • Toshiaki Aizawa
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Patch antenna having a non-feeding element formed on a side surface...
    • Patent number 7,042,399
    • Issue date May 9, 2006
    • Mitsumi Electric Co., Ltd.
    • Junichi Noro
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents