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Takashi Sawada

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Patents Grantslast 30 patents

  • Information Patent Grant

    Liquid circulation heating system
    • Patent number 8,661,840
    • Issue date Mar 4, 2014
    • Panasonic Corporation
    • Yasuhiko Isayama
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Heat storage apparatus
    • Patent number 7,793,651
    • Issue date Sep 14, 2010
    • Matsushita Electric Industrial Co., Ltd.
    • Takashi Sawada
    • F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    LIQUID CIRCULATION HEATING SYSTEM
    • Publication number 20100192606
    • Publication date Aug 5, 2010
    • PANASONIC CORPORATION
    • Yasuhiko Isayama
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    Heat storage apparatus
    • Publication number 20060218954
    • Publication date Oct 5, 2006
    • Matsushita Electric Industrial Co., Ltd.
    • Takashi Sawada
    • F28 - HEAT EXCHANGE IN GENERAL