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Isamu KAJINO

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  • Kounosu-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Dew-condensation preventing square duct
    • Patent number 10,907,857
    • Issue date Feb 2, 2021
    • SHINFUJI KUUCHOU CO., LTD.
    • Isamu Kajino
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Duct flange structure, and manufacturing method for the same
    • Patent number 10,317,000
    • Issue date Jun 11, 2019
    • SHINFUJI KUUCHOU CO., LTD.
    • Isamu Kajino
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Pipe coupling structure
    • Patent number 9,869,417
    • Issue date Jan 16, 2018
    • SHINFUJI KUUCHOU CO., LTD.
    • Isamu Kajino
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    DEW-CONDENSATION PREVENTING SQUARE DUCT
    • Publication number 20190346172
    • Publication date Nov 14, 2019
    • SHINFUJI KUUCHOU CO., LTD.
    • Isamu KAJINO
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    PIPE COUPLING STRUCTURE
    • Publication number 20170051861
    • Publication date Feb 23, 2017
    • SHINFUJI KUUCHOU CO., LTD.
    • Isamu KAJINO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    DUCT FLANGE STRUCTURE, AND MANUFACTURING METHOD FOR THE SAME
    • Publication number 20160236257
    • Publication date Aug 18, 2016
    • SHINFUJI KUUCHOU CO., LTD.
    • Isamu KAJINO
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    DUCT FLANGE STRUCTURE, AND MANUFACTURING METHOD FOR THE SAME
    • Publication number 20160238168
    • Publication date Aug 18, 2016
    • SHINFUJI KUUCHOU CO., LTD.
    • Isamu KAJINO
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    DUCT AND THE MANUFACTURING METHOD
    • Publication number 20110156387
    • Publication date Jun 30, 2011
    • SHINFUJI KUUCHOU CO., LTD.
    • Toshikazu HASEGAWA
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    DUCT AND THE MANUFACTURING METHOD
    • Publication number 20090200801
    • Publication date Aug 13, 2009
    • SHINFUJI KUUCHOU CO., LTD.
    • Toshikazu HASEGAWA
    • F24 - HEATING RANGES VENTILATING