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Tohru Hirohashi

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Transformer
    • Patent number 8,284,009
    • Issue date Oct 9, 2012
    • FDK Corporation
    • Hideyuki Akiyama
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    INVERTER DEVICE
    • Publication number 20110031902
    • Publication date Feb 10, 2011
    • Tohru Hirohashi
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    TRANSFORMER
    • Publication number 20100245009
    • Publication date Sep 30, 2010
    • Hideyuki Akiyama
    • H01 - BASIC ELECTRIC ELEMENTS