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Yahagi Akira

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Patents Grantslast 30 patents

  • Information Patent Grant

    Optical isolator
    • Patent number 12,066,698
    • Issue date Aug 20, 2024
    • Shin-Etsu Chemical Co., Ltd.
    • Akira Yahagi
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Transparent ceramic, method for manufacturing same, and magneto-opt...
    • Patent number 9,470,915
    • Issue date Oct 18, 2016
    • Shin-Etsu Chemical Co., Ltd.
    • Shinji Makikawa
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Optical isolator for a wavelength band of 600-800 nm
    • Patent number 9,429,778
    • Issue date Aug 30, 2016
    • Shin-Etsu Chemical Co., Ltd.
    • Akira Yahagi
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Optical module
    • Patent number 9,013,792
    • Issue date Apr 21, 2015
    • Shin-Etsu Chemical Co., Ltd.
    • Akira Yahagi
    • G02 - OPTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    OPTICAL ISOLATOR
    • Publication number 20240118564
    • Publication date Apr 11, 2024
    • Shin-Etsu Chemical Co., Ltd.
    • Akira YAHAGI
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL ISOLATOR
    • Publication number 20220146866
    • Publication date May 12, 2022
    • Shin-Etsu Chemical Co., Ltd.
    • Akira YAHAGI
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Application

    OPTICAL ISOLATOR
    • Publication number 20150185510
    • Publication date Jul 2, 2015
    • Shin-Etsu Chemical Co., Ltd.
    • Yahagi Akira
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL ISOLATOR
    • Publication number 20150015947
    • Publication date Jan 15, 2015
    • Shin-Etsu Chemical Co., Ltd.
    • Akira Yahagi
    • G02 - OPTICS
  • Information Patent Application

    Optical Isolator
    • Publication number 20140300963
    • Publication date Oct 9, 2014
    • Shin-Etsu Chemical Co., Ltd.
    • Akira Yahagi
    • G02 - OPTICS
  • Information Patent Application

    TRANSPARENT CERAMIC, METHOD FOR MANUFACTURING SAME, AND MAGNETO-OPT...
    • Publication number 20140002900
    • Publication date Jan 2, 2014
    • Shin-Etsu Chemical Co., Ltd.
    • Shinji Makikawa
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL MODULE
    • Publication number 20120236409
    • Publication date Sep 20, 2012
    • Akira YAHAGI
    • C30 - CRYSTAL GROWTH