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Yuji Fujiwara

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  • Tokyo, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Wavelength Conversion Apparatus
    • Publication number 20240402566
    • Publication date Dec 5, 2024
    • Nippon Telegraph and Telephone Corporation
    • Yuji Fujiwara
    • G02 - OPTICS
  • Information Patent Application

    Optical Multiplex/Demultiplex Circuit and RGB Coupler
    • Publication number 20240353616
    • Publication date Oct 24, 2024
    • Nippon Telegraph and Telephone Corporation
    • Junji Sakamoto
    • G02 - OPTICS
  • Information Patent Application

    Optical Module, Alignment System and Optical Monitoring Method
    • Publication number 20240142340
    • Publication date May 2, 2024
    • Nippon Telegraph and Telephone Corporation
    • Yuji Fujiwara
    • G01 - MEASURING TESTING
  • Information Patent Application

    Optical Module
    • Publication number 20230358965
    • Publication date Nov 9, 2023
    • Nippon Telegraph and Telephone Corporation
    • Yuji Fujiwara
    • G02 - OPTICS
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20230341798
    • Publication date Oct 26, 2023
    • Canon Kabushiki Kaisha
    • Yuji Fujiwara
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Optical Module
    • Publication number 20230251432
    • Publication date Aug 10, 2023
    • Nippon Telegraph and Telephone Corporation
    • Yuji Fujiwara
    • G02 - OPTICS
  • Information Patent Application

    Optical Module
    • Publication number 20220390670
    • Publication date Dec 8, 2022
    • Nippon Telegraph and Telephone Corporation
    • Yuji Fujiwara
    • G02 - OPTICS
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20220236675
    • Publication date Jul 28, 2022
    • Canon Kabushiki Kaisha
    • Yuji Fujiwara
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Optical Waveguide and Manufacturing Method Thereof
    • Publication number 20220236481
    • Publication date Jul 28, 2022
    • Nippon Telegraph and Telephone Corporation
    • Yuji Fujiwara
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL WAVEGUIDE AND MANUFACTURING METHOD THEREOF
    • Publication number 20220179151
    • Publication date Jun 9, 2022
    • Nippon Telegraph and Telephone Corporation
    • Yuji Fujiwara
    • G02 - OPTICS
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20220146971
    • Publication date May 12, 2022
    • Canon Kabushiki Kaisha
    • Yuji Fujiwara
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    End Structure of a Waveguide
    • Publication number 20220091339
    • Publication date Mar 24, 2022
    • Nippon Telegraph and Telephone Corporation
    • Katsuhiko Hirabayashi
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL FIBER AND MANUFACTURING METHOD THEREOF
    • Publication number 20220075120
    • Publication date Mar 10, 2022
    • Nippon Telegraph and Telephone Corporation
    • Katsuhiko Hirabayashi
    • G02 - OPTICS
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20220043387
    • Publication date Feb 10, 2022
    • Canon Kabushiki Kaisha
    • Yasumasa MATAYOSHI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Variable Interference-Fringe-Interval Optical Circuit and Fringe Pr...
    • Publication number 20210302153
    • Publication date Sep 30, 2021
    • Nippon Telegraph and Telephone Corporation
    • Satomi Katayose
    • G01 - MEASURING TESTING
  • Information Patent Application

    Planar Lightwave Circuit and Optical Device
    • Publication number 20210263219
    • Publication date Aug 26, 2021
    • Yuji Fujiwara
    • G02 - OPTICS
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20210041817
    • Publication date Feb 11, 2021
    • Canon Kabushiki Kaisha
    • Yuji Fujiwara
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20200150566
    • Publication date May 14, 2020
    • Canon Kabushiki Kaisha
    • Yuji Fujiwara
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE FORMING APPARATUS
    • Publication number 20180335737
    • Publication date Nov 22, 2018
    • Canon Kabushiki Kaisha
    • Ryota Ogura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE HEATING APPARATUS
    • Publication number 20170285543
    • Publication date Oct 5, 2017
    • Canon Kabushiki Kaisha
    • Yasuhiro Shimura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    FIXING APPARATUS
    • Publication number 20160327898
    • Publication date Nov 10, 2016
    • Canon Kabushiki Kaisha
    • Yuji Fujiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    IMAGE HEATING APPARATUS
    • Publication number 20160216668
    • Publication date Jul 28, 2016
    • Canon Kabushiki Kaisha
    • Yasuhiro Shimura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    FIXING APPARATUS
    • Publication number 20150338803
    • Publication date Nov 26, 2015
    • Canon Kabushiki Kaisha
    • Masaki Hirose
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    FIXING DEVICE AND HEATER USED IN FIXING DEVICE
    • Publication number 20150293483
    • Publication date Oct 15, 2015
    • Canon Kabushiki Kaisha
    • Hisashi Nakahara
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE HEATING DEVICE
    • Publication number 20150153692
    • Publication date Jun 4, 2015
    • Canon Kabushiki Kaisha
    • Hideyuki Matsubara
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE HEATING APPARATUS
    • Publication number 20150139708
    • Publication date May 21, 2015
    • Canon Kabushiki Kaisha
    • Yasuhiro Shimura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    IMAGE HEATING APPARATUS
    • Publication number 20150139706
    • Publication date May 21, 2015
    • Canon Kabushiki Kaisha
    • Yuji Fujiwara
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    SWITCHING CONTROL APPARATUS AND IMAGE FORMING APPARATUS
    • Publication number 20140341603
    • Publication date Nov 20, 2014
    • Canon Kabushiki Kaisha
    • Yuji Fujiwara
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    FIXING DEVICE AND HEATER USED IN FIXING DEVICE
    • Publication number 20140169845
    • Publication date Jun 19, 2014
    • Hisashi Nakahara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    HEATING APPARATUS AND IMAGE FORMING APPARATUS
    • Publication number 20130266333
    • Publication date Oct 10, 2013
    • Canon Kabushiki Kaisha
    • Yuji Fujiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR