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Motohiro Takemura

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  • Chiyoda-ku, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Optical waveguide device module
    • Patent number 9,366,825
    • Issue date Jun 14, 2016
    • Sumitomo Osaka Cement Co., Ltd.
    • Motohiro Takemura
    • G02 - OPTICS
  • Information Patent Grant

    Optical waveguide element
    • Patent number 9,291,838
    • Issue date Mar 22, 2016
    • Sumitomo Osaka Cement Co., Ltd.
    • Motohiro Takemura
    • G02 - OPTICS
  • Information Patent Grant

    Optical waveguide device module
    • Patent number 9,075,254
    • Issue date Jul 7, 2015
    • Sumitomo Osaka Cement Co., Ltd.
    • Motohiro Takemura
    • G02 - OPTICS
  • Information Patent Grant

    Optical modulator
    • Patent number 8,909,001
    • Issue date Dec 9, 2014
    • Sumitomo Osaka Cement Co., Ltd.
    • Norikazu Miyazaki
    • G02 - OPTICS
  • Information Patent Grant

    Optical waveguide device
    • Patent number 8,805,149
    • Issue date Aug 12, 2014
    • Sumitomo Osaka Cement Co., Ltd.
    • Motohiro Takemura
    • G02 - OPTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    ELECTRODE-PLACED SUBSTRATE
    • Publication number 20160313503
    • Publication date Oct 27, 2016
    • Sumitomo Osaka Cement Co., Ltd.
    • Motohiro Takemura
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL WAVEGUIDE DEVICE MODULE
    • Publication number 20150286010
    • Publication date Oct 8, 2015
    • Sumitomo Osaka Cement Co., Ltd.
    • Motohiro TAKEMURA
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL WAVEGUIDE ELEMENT
    • Publication number 20150078701
    • Publication date Mar 19, 2015
    • SUMITOMO OSAKA CEMENT CO., LTD.
    • Motohiro Takemura
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL MODULATOR
    • Publication number 20140093202
    • Publication date Apr 3, 2014
    • Sumitomo Osaka Cement Co., Ltd.
    • Norikazu Miyazaki
    • G02 - OPTICS
  • Information Patent Application

    Optical Waveguide Device
    • Publication number 20130084038
    • Publication date Apr 4, 2013
    • Sumitomo Osaka Cement Co., Ltd.
    • Motohiro TAKEMURA
    • G02 - OPTICS
  • Information Patent Application

    Optical waveguide device module
    • Publication number 20110268382
    • Publication date Nov 3, 2011
    • Sumitomo Osaka Cement Co., Ltd.
    • Motohiro Takemura
    • G02 - OPTICS