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Yoshinori Nishiyama

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  • Miyagi-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Illuminated switch
    • Patent number 7,592,561
    • Issue date Sep 22, 2009
    • Alps Electric Co., Ltd.
    • Yoshinori Nishiyama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Angular light guide with fringed portion
    • Patent number 7,500,774
    • Issue date Mar 10, 2009
    • Alps Electric Co., Ltd.
    • Yoshinori Nishiyama
    • G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

  • Information Patent Application

    ILLUMINATED SWITCH
    • Publication number 20090000929
    • Publication date Jan 1, 2009
    • Yoshinori Nishiyama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SURFACE EMITTING DEVICE
    • Publication number 20070159846
    • Publication date Jul 12, 2007
    • Alps Electric Co., Ltd.
    • Yoshinori Nishiyama
    • G02 - OPTICS
  • Information Patent Application

    ANNULAR LIGHT GUIDE
    • Publication number 20060291183
    • Publication date Dec 28, 2006
    • Alps Electric Co., Ltd.
    • Yoshinori Nishiyama
    • G05 - CONTROLLING REGULATING