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Yutaka MAENO

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  • Yotsukaido, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    POWER TRANSDUCER
    • Publication number 20130100632
    • Publication date Apr 25, 2013
    • HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
    • Satoshi IBORI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER TRANSDUCER
    • Publication number 20100079956
    • Publication date Apr 1, 2010
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Satoshi IBORI
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Frequency Converter
    • Publication number 20080212279
    • Publication date Sep 4, 2008
    • Masayuki Hirota
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Frequency converter
    • Publication number 20060181847
    • Publication date Aug 17, 2006
    • Masayuki Hirota
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Frequency converter
    • Publication number 20050030715
    • Publication date Feb 10, 2005
    • Masayuki Hirota
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Power converter
    • Publication number 20030146501
    • Publication date Aug 7, 2003
    • Yasushi Sasaki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Semiconductor device
    • Publication number 20020008312
    • Publication date Jan 24, 2002
    • Yasushi Sasaki
    • H01 - BASIC ELECTRIC ELEMENTS