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Yuhki Kinpara

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Optical control element
    • Patent number 9,081,214
    • Issue date Jul 14, 2015
    • Sumitomo Osaka Cement Co., Ltd.
    • Satoshi Oikawa
    • G02 - OPTICS
  • Information Patent Grant

    Transmission line having band-shaped resistors connected to outer s...
    • Patent number 8,975,987
    • Issue date Mar 10, 2015
    • Sumitomo Osaka Cement Co., Ltd.
    • Yuhki Kinpara
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Optical control device
    • Patent number 8,644,647
    • Issue date Feb 4, 2014
    • Sumitomo Osaka Cement Co., Ltd.
    • Junichiro Ichikawa
    • G02 - OPTICS
  • Information Patent Grant

    Optical control device
    • Patent number 8,600,197
    • Issue date Dec 3, 2013
    • Sumitomo Osaka Cement Co., Ltd.
    • Satoshi Oikawa
    • G02 - OPTICS
  • Information Patent Grant

    Light control device
    • Patent number 8,526,768
    • Issue date Sep 3, 2013
    • Sumitomo Osaka Cement Co., Ltd.
    • Yuhki Kinpara
    • G02 - OPTICS
  • Information Patent Grant

    Optical control device
    • Patent number 8,380,015
    • Issue date Feb 19, 2013
    • Sumitomo Osaka Cement Co., Ltd.
    • Yuhki Kinpara
    • G02 - OPTICS
  • Information Patent Grant

    Optical waveguide device
    • Patent number 8,270,776
    • Issue date Sep 18, 2012
    • Sumitomo Osaka Cement Co., Ltd.
    • Yuhki Kinpara
    • G02 - OPTICS
  • Information Patent Grant

    Optical control device
    • Patent number 7,925,123
    • Issue date Apr 12, 2011
    • Sumitomo Osaka Cement Co., Ltd.
    • Satoshi Oikawa
    • G02 - OPTICS
  • Information Patent Grant

    Optical control device
    • Patent number 7,912,326
    • Issue date Mar 22, 2011
    • Sumitomo Osaka Cement Co., Ltd.
    • Satoshi Oikawa
    • G02 - OPTICS
  • Information Patent Grant

    Light control device
    • Patent number 7,873,244
    • Issue date Jan 18, 2011
    • Sumitomo Osaka Cement Co., Ltd.
    • Yuhki Kinpara
    • G02 - OPTICS
  • Information Patent Grant

    Optical control device and manufacturing method thereof
    • Patent number 7,831,122
    • Issue date Nov 9, 2010
    • Sumitomo Osaka Cement Co., Ltd.
    • Katsutoshi Kondou
    • G02 - OPTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    TRANSMISSION LINE USED TO TRANSMIT HIGH-FREQUENCY ELECTRICAL SIGNALS
    • Publication number 20140111291
    • Publication date Apr 24, 2014
    • SUMITOMO OSAKA CEMENT CO., LTD.
    • Yuhki Kinpara
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    OPTICAL CONTROL ELEMENT
    • Publication number 20130251301
    • Publication date Sep 26, 2013
    • SUMITOMO OSAKA CEMENT CO., LTD.
    • Satoshi Oikawa
    • G02 - OPTICS
  • Information Patent Application

    Light control device
    • Publication number 20100264855
    • Publication date Oct 21, 2010
    • Sumitomo Osaka Cement Co., Ltd.
    • Yuhki Kinpara
    • G02 - OPTICS
  • Information Patent Application

    Optical control device
    • Publication number 20100266234
    • Publication date Oct 21, 2010
    • Sumitomo Osaka Cement Co., Ltd.
    • Yuhki Kinpara
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL WAVEGUIDE TYPE DEVICE
    • Publication number 20100247024
    • Publication date Sep 30, 2010
    • Sumitomo Osaka Cement Co., Ltd.
    • Yuhki Kinpara
    • G02 - OPTICS
  • Information Patent Application

    Optical Control Device
    • Publication number 20100232736
    • Publication date Sep 16, 2010
    • Sumitomo Osaka Cement Co., Ltd.
    • Junichiro Ichikawa
    • G02 - OPTICS
  • Information Patent Application

    Optical waveguide device
    • Publication number 20100086252
    • Publication date Apr 8, 2010
    • Sumitomo Osaka Cement Co., Ltd.
    • Yuhki Kinpara
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL CONTROL DEVICE
    • Publication number 20100046880
    • Publication date Feb 25, 2010
    • Sumitomo Osaka Cement Co., Ltd.
    • Satoshi Oikawa
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL CONTROL DEVICE
    • Publication number 20100046881
    • Publication date Feb 25, 2010
    • Sumitomo Osaka Cement Co., Ltd.
    • Satoshi Oikawa
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL CONTROL DEVICE
    • Publication number 20100034496
    • Publication date Feb 11, 2010
    • SUMITOMO OSAKA CEMENT CO., LTD.
    • Satoshi Oikawa
    • G02 - OPTICS
  • Information Patent Application

    Light control device
    • Publication number 20090324156
    • Publication date Dec 31, 2009
    • Sumitomo Osaka Cement Co., Ltd.
    • Yuhki Kinpara
    • G02 - OPTICS
  • Information Patent Application

    Optical Control Device and Manufacturing Method Thereof
    • Publication number 20090116802
    • Publication date May 7, 2009
    • Sumitomo Osaka Cement Co., Ltd.
    • Katsutoshi Kondou
    • G02 - OPTICS