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Gwan Ho Ro

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  • Seoul, KR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electromagnetic water supply valve
    • Patent number 9,964,220
    • Issue date May 8, 2018
    • USEONG ELECTRO-MECHANICS CO., LTD.
    • Gwan Ho Ro
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Solenoid valve having flow control function
    • Patent number 8,555,916
    • Issue date Oct 15, 2013
    • Useong Electro Mechanics Co., Ltd.
    • Gwan Ho Ro
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Electromagnetic water supply valve
    • Patent number 8,403,295
    • Issue date Mar 26, 2013
    • Useong Electro Mechanics Co., Ltd.
    • Gwan Ho Ro
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Solenoid valve for controlling water supply
    • Patent number 7,546,999
    • Issue date Jun 16, 2009
    • Useong Electro Mechanics Co., Ltd.
    • Gwan Ho Ro
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    FLOW CONTROLLABLE CONNECTOR FOR HOME APPLIANCES
    • Publication number 20130146159
    • Publication date Jun 13, 2013
    • Gwan Ho Ro
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    ELECTROMAGNETIC WATER SUPPLY VALVE
    • Publication number 20130087725
    • Publication date Apr 11, 2013
    • Gwan Ho Ro
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Solenoid valve having flow control function
    • Publication number 20130075634
    • Publication date Mar 28, 2013
    • Gwan Ho Ro
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Electromagnetic water supply value
    • Publication number 20130032740
    • Publication date Feb 7, 2013
    • Gwan Ho Ro
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Electromagnetic water supply valve
    • Publication number 20110049403
    • Publication date Mar 3, 2011
    • Gwan Ho Ro
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Solenoid valve for controlling water supply
    • Publication number 20070170111
    • Publication date Jul 26, 2007
    • Gwan Ho Ro
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Backflow preventing device for solenoid valve
    • Publication number 20070169824
    • Publication date Jul 26, 2007
    • Gwan Ho Ro
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Flow control device for dispenser of refrigerator
    • Publication number 20070145070
    • Publication date Jun 28, 2007
    • Gwan Ho Ro
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...