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Keiichi Ito

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  • Aichi-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Warm air furnace
    • Patent number 8,528,538
    • Issue date Sep 10, 2013
    • Rinnai Corporation
    • Ikuo Tsunekawa
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Space heater
    • Patent number 7,195,010
    • Issue date Mar 27, 2007
    • Rinnai Corporation
    • Shinji Kuroda
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Hybrid hot air heater
    • Patent number 7,013,079
    • Issue date Mar 14, 2006
    • Rinnai Corporation
    • Keiichi Ito
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Air heater with expansion containing electric heater arranged in st...
    • Patent number 6,959,144
    • Issue date Oct 25, 2005
    • Rinnai Corporation
    • Yukihiko Shimonoma
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Hybrid hotair heater
    • Patent number 6,907,192
    • Issue date Jun 14, 2005
    • Rinnai Corporation
    • Keiichi Ito
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Hybrid hot air heater
    • Patent number 6,882,796
    • Issue date Apr 19, 2005
    • Rinnai Corporation
    • Keiichi Ito
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Hybrid hotair heater
    • Patent number 6,795,643
    • Issue date Sep 21, 2004
    • Rinnai Corporation
    • Keiichi Ito
    • F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

  • Information Patent Application

    WARM AIR FURNACE
    • Publication number 20110297139
    • Publication date Dec 8, 2011
    • RINNAI CORPORATION
    • Ikuo Tsunekawa
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    WARM AIR FURNACE
    • Publication number 20110290228
    • Publication date Dec 1, 2011
    • RINNAI CORPORATION
    • Ikuo Tsunekawa
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    Warm air furnace
    • Publication number 20050205080
    • Publication date Sep 22, 2005
    • RINNAI CORPORATION
    • Shinji Kuroda
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    HYBRID HOT AIR HEATER
    • Publication number 20050036770
    • Publication date Feb 17, 2005
    • Rinnai Corporation
    • Keiichi Ito
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    Hybrid hotair heater
    • Publication number 20040151480
    • Publication date Aug 5, 2004
    • Rinnai Corporation
    • Keiichi Ito
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    Hybrid hotair heater
    • Publication number 20040109680
    • Publication date Jun 10, 2004
    • Rinnai Corporation
    • Keiichi Ito
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    Hot-air heater
    • Publication number 20040103892
    • Publication date Jun 3, 2004
    • Rinnai Corporation
    • Yukihiko Shimonoma
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    Hybrid hot air heater
    • Publication number 20040099749
    • Publication date May 27, 2004
    • Rinnai Corporation
    • Keiichi Ito
    • F24 - HEATING RANGES VENTILATING