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Junji Yamauchi

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  • Koganei-shi, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Antenna Device
    • Publication number 20100053006
    • Publication date Mar 4, 2010
    • Akira Miyoshi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Wideband antenna unit
    • Publication number 20090058732
    • Publication date Mar 5, 2009
    • Hisamatsu Nakano
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Broadband antenna unit comprising a ground plate having a lower por...
    • Publication number 20070200769
    • Publication date Aug 30, 2007
    • Mitsumi Electric Co. Ltd.
    • Hisamatsu Nakano
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Antenna unit having a single antenna element and a periodic structu...
    • Publication number 20070200788
    • Publication date Aug 30, 2007
    • MITSUMI ELECTRIC CO., LTD.
    • Hisamatsu Nakano
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Broad band antenna
    • Publication number 20060214856
    • Publication date Sep 28, 2006
    • SANSEI ELECTRIC Co., Ltd.
    • Hisamatsu Nakano
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Optical multi-demultiplexer
    • Publication number 20040170355
    • Publication date Sep 2, 2004
    • NHK Spring Co., Ltd.
    • Junji Yamauchi
    • G02 - OPTICS
  • Information Patent Application

    Optical multi-demultiplexer
    • Publication number 20020159696
    • Publication date Oct 31, 2002
    • NHK Spring Co., Ltd.
    • Junji Yamauchi
    • G02 - OPTICS