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Kunitoshi Nishikawa

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  • Nagoya, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Antenna system
    • Patent number 6,972,730
    • Issue date Dec 6, 2005
    • Kabushiki Kaisha Toyota Chuo Kenkyusho
    • Masaru Ogawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Antenna system
    • Patent number 6,831,611
    • Issue date Dec 14, 2004
    • Toyota Jidosha Kabushiki Kaisha
    • Junzo Ooe
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Waveguide-transmission line transition having a slit and a matching...
    • Patent number 6,580,335
    • Issue date Jun 17, 2003
    • Kabushiki Kaisha Toyota Chuo Kenkyusho
    • Hideo Iizuka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Microstrip array antenna
    • Patent number 6,424,298
    • Issue date Jul 23, 2002
    • Kabushiki Kaisha Toyota Chuo Kenkyusho
    • Kunitoshi Nishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Antenna system
    • Patent number 6,172,650
    • Issue date Jan 9, 2001
    • Kabushiki Kaisha Toyota Chuo Kenkyusho
    • Masaru Ogawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Directional beam antenna device and directional beam controlling ap...
    • Patent number 6,034,643
    • Issue date Mar 7, 2000
    • Kabushiki Kaisha Toyota Chuo Kenkyusho
    • Kunitoshi Nishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Tracking antenna system
    • Patent number 5,900,836
    • Issue date May 4, 1999
    • Kabushiki Kaisha Toyota Chuo Kenkyusho
    • Kunitoshi Nishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Annular microstrip antenna element and radial line antenna system e...
    • Patent number 5,675,346
    • Issue date Oct 7, 1997
    • Kabushiki Kaisha Toyota Chuo Kenkyusho
    • Kunitoshi Nishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Tracking antenna system
    • Patent number 5,245,348
    • Issue date Sep 14, 1993
    • Kabushiki Kaisha Toyota Chuo Kenkyusho
    • Kunitoshi Nishikawa
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Mobile antenna system
    • Patent number 5,166,693
    • Issue date Nov 24, 1992
    • Kabushiki Kaisha Toyota Chuo Kenkyusho
    • Kunitoshi Nishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Low profile antenna for land mobile communications
    • Patent number 5,146,232
    • Issue date Sep 8, 1992
    • Kabushiki Kaisha Toyota Chuo Kenkyusho
    • Kunitoshi Nishikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Land vehicle navigation system
    • Patent number 4,949,268
    • Issue date Aug 14, 1990
    • Kabushiki Kaisha Toyota Chuo Kenkyusho
    • Kunitoshi Nishikawa
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Wide band antenna for mobile communications
    • Patent number 4,907,006
    • Issue date Mar 6, 1990
    • Kabushiki Kaisha Toyota Chuo Kenkyusho
    • Kunitoshi Nishikawa
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Antenna system
    • Publication number 20030156069
    • Publication date Aug 21, 2003
    • Toyota Jidosha Kabushiki Kaisha
    • Junzo Ooe
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Antenna system
    • Publication number 20020118140
    • Publication date Aug 29, 2002
    • KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO
    • Masaru Ogawa
    • H01 - BASIC ELECTRIC ELEMENTS