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Kazuhiro Fujikawa

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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    REDOX FLOW BATTERY SYSTEM, PUMP CONTROL UNIT, AND METHOD FOR OPERAT...
    • Publication number 20170033391
    • Publication date Feb 2, 2017
    • Takahiro Kumamoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    REDOX FLOW BATTERY SYSTEM AND METHOD FOR OPERATING REDOX FLOW BATTERY
    • Publication number 20170012307
    • Publication date Jan 12, 2017
    • Sumitomo Electric Industries, Ltd.
    • Takahiro Kumamoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    POWER CONVERSION APPARATUS
    • Publication number 20160149513
    • Publication date May 26, 2016
    • Sumitomo Electric Industries, Ltd.
    • Kazuhiro FUJIKAWA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    SEMICONDUCTOR MODULE
    • Publication number 20140049870
    • Publication date Feb 20, 2014
    • Sumitomo Electric Industries, Ltd.
    • Kazuhiro Fujikawa
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER INVERTER CIRCUIT
    • Publication number 20130279229
    • Publication date Oct 24, 2013
    • National University Corporation Toyohashi University of Technology
    • Kazuhiro Fujikawa
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    SWITCHING CIRCUIT
    • Publication number 20130265684
    • Publication date Oct 10, 2013
    • Sumitomo Electric Industries, Ltd.
    • Kazuhiro Fujikawa
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    SWITCHING CIRCUIT AND ENVELOPE SIGNAL AMPLIFIER
    • Publication number 20130135046
    • Publication date May 30, 2013
    • National University Corporation Toyohashi University of Technology
    • Satoshi Hatsukawa
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    TRANSISTOR PROTECTION CIRCUIT
    • Publication number 20130120890
    • Publication date May 16, 2013
    • National University Corporation Toyohashi University of Technology
    • Kazuhiro FUJIKAWA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    SWITCHING CIRCUIT AND ENVELOPE SIGNAL AMPLIFIER
    • Publication number 20130049862
    • Publication date Feb 28, 2013
    • National University Corporation Toyohashi University of Technology
    • Takashi Ohira
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    SWITCHING CIRCUIT
    • Publication number 20120326774
    • Publication date Dec 27, 2012
    • National University Corporation Toyohashi University of Technology
    • Satoshi HATSUKAWA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    SWITCHING CIRCUIT
    • Publication number 20120306563
    • Publication date Dec 6, 2012
    • National University Corporation Toyohashi University of Technology
    • Kazuhiro FUJIKAWA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    SWITCHING CIRCUIT
    • Publication number 20120306288
    • Publication date Dec 6, 2012
    • National University Corporation Toyohashi University of Technology
    • Kazuhiro Fujikawa
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    SEMICONDUCTOR THIN-FILM MANUFACTURING METHOD, SEMICONDUCTOR THIN-FI...
    • Publication number 20120231615
    • Publication date Sep 13, 2012
    • Sumitomo Electric Industries, Ltd.
    • Hiromu Shiomi
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    SILICON CARBIDE SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME
    • Publication number 20120199848
    • Publication date Aug 9, 2012
    • Sumitomo Electric Industries, Ltd.
    • Satomi ITO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SILICON CARBIDE SEMICONDUCTOR DEVICE
    • Publication number 20120138958
    • Publication date Jun 7, 2012
    • Sumitomo Electric Industries, Ltd.
    • Kazuhiro Fujikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    FIELD EFFECT TRANSISTOR
    • Publication number 20120080729
    • Publication date Apr 5, 2012
    • Sumitomo Electric Industries, Ltd.
    • Kazuhiro Fujikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20120056203
    • Publication date Mar 8, 2012
    • Sumitomo Electric Industries, Ltd.
    • Kazuhiro Fujikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Junction Field-Effect Transistor
    • Publication number 20120037924
    • Publication date Feb 16, 2012
    • Sumitomo Electric Industries, Ltd.
    • Kazuhiro Fujikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LATERAL JUNCTION FIELD-EFFECT TRANSISTOR
    • Publication number 20110127585
    • Publication date Jun 2, 2011
    • Sumitomo Electric Industries, Ltd.
    • Kazuhiro Fujikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE AND METHOD OF PRODUCING SEMICONDUCTOR DEVICE
    • Publication number 20100123172
    • Publication date May 20, 2010
    • Sumitomo Electric Industries, Ltd.
    • Kazuhiro Fujikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    OHMIC ELECTRODE FOR SIC SEMICONDUCTOR, METHOD OF MANUFACTURING OHMI...
    • Publication number 20100102331
    • Publication date Apr 29, 2010
    • Sumitomo Electric Industries, Ltd.
    • Kazuhiro Fujikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    METHOD OF MANUFACTURING SILICON CARBIDE SEMICONDUCTOR DEVICE
    • Publication number 20100062582
    • Publication date Mar 11, 2010
    • Sumitomo Electric Industries, Ltd.
    • Kazuhiro Fujikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    METHOD OF PRODUCING SEMICONDUCTOR DEVICE AND SEMICONDUCTOR DEVICE
    • Publication number 20100044721
    • Publication date Feb 25, 2010
    • Sumitomo Electric Industries, Ltd.
    • Kazuhiro Fujikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    METHOD OF MANUFACTURING SILCON CARBIDE SEMICONDUCTOR DEVICE
    • Publication number 20100035411
    • Publication date Feb 11, 2010
    • Sumitomo Electric Industries, Ltd.
    • Kazuhiro Fujikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE
    • Publication number 20100035420
    • Publication date Feb 11, 2010
    • Sumitomo Electric Industries, Ltd.
    • Hideto Tamaso
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LATERAL JUNCTION FIELD EFFECT TRANSISTOR AND METHOD OF MANUFACTURIN...
    • Publication number 20090315082
    • Publication date Dec 24, 2009
    • Sumitomo Electric Industries, Ltd.
    • Kazuhiro Fujikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    BIDIRECTIONAL FIELD-EFFECT TRANSISTOR AND MATRIX CONVERTER
    • Publication number 20090154210
    • Publication date Jun 18, 2009
    • Sumitomo Electric Industries, Ltd.
    • Kazuhiro Fujikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Junction field-effect transistor
    • Publication number 20090152566
    • Publication date Jun 18, 2009
    • Kazuhiro Fujikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Lateral Junction Field Effect Transistor and Method of Manufacturin...
    • Publication number 20080277696
    • Publication date Nov 13, 2008
    • Sumitomo Electric Industries, Ltd.
    • Kazuhiro Fujikawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Method of fabricating semiconductor device
    • Publication number 20080254603
    • Publication date Oct 16, 2008
    • Sumitomo Electric Industries, Ltd.
    • Kazuhiro Fujikawa
    • H01 - BASIC ELECTRIC ELEMENTS