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Hidefumi Koda

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  • Hyogo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Heat exchanger and water heater
    • Patent number 7,934,538
    • Issue date May 3, 2011
    • Noritz Corporation
    • Toshihiko Obayashi
    • F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    COMBUSTION APPARATUS
    • Publication number 20130061821
    • Publication date Mar 14, 2013
    • Noritz Corporation
    • Yuki Maeshima
    • F22 - STEAM GENERATION
  • Information Patent Application

    Heat exchanger and water heater
    • Publication number 20080035077
    • Publication date Feb 14, 2008
    • Noritz Corporation
    • Toshihiko Obayashi
    • F28 - HEAT EXCHANGE IN GENERAL