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Hung-Lin Lai

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  • Taichung, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Control valve connector
    • Patent number 10,975,972
    • Issue date Apr 13, 2021
    • WEN SHENG FU CO., LTD
    • Hung-Lin Lai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pressure reducing valve
    • Patent number 10,801,656
    • Issue date Oct 13, 2020
    • Hung-Lin Lai
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pipe joint structure
    • Patent number 9,964,243
    • Issue date May 8, 2018
    • Wen Sheng Fu Co. Ltd.
    • Hung-Lin Lai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve structure
    • Patent number 9,086,176
    • Issue date Jul 21, 2015
    • Wen Sheng Fu Co. Ltd.
    • Hung-Lin Lai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve handle
    • Patent number D711512
    • Issue date Aug 19, 2014
    • Wen Sheng Fu Co. Ltd.
    • Hung-Lin Lai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Switch valve
    • Patent number D686696
    • Issue date Jul 23, 2013
    • Wen Sheng Fu Co. Ltd.
    • Hung-Lin Lai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Switch valve
    • Patent number D646755
    • Issue date Oct 11, 2011
    • Wen Sheng Fli Co., Ltd.
    • Hung-Lin Lai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Switch valve
    • Patent number D645543
    • Issue date Sep 20, 2011
    • Wen Sheng Fli Co. Ltd.
    • Hung-Lin Lai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Switch valve having leakproof function
    • Patent number 7,802,590
    • Issue date Sep 28, 2010
    • Wen Shen Fu Co., Ltd.
    • Hung-Lin Lai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Switch valve
    • Patent number D605255
    • Issue date Dec 1, 2009
    • Hung-Lin Lai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Switch valve
    • Patent number D605254
    • Issue date Dec 1, 2009
    • Hung-Lin Lai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Switch valve
    • Patent number D605252
    • Issue date Dec 1, 2009
    • Hung-Lin Lai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Switch valve
    • Patent number D605253
    • Issue date Dec 1, 2009
    • Hung-Lin Lai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Switch handle of a valve
    • Patent number D589122
    • Issue date Mar 24, 2009
    • Wen Sheng Fu Co., Ltd.
    • Hung-Lin Lai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Switch handle of a valve
    • Patent number D568447
    • Issue date May 6, 2008
    • Wen Sheng Fu Co., Ltd.
    • Hung-Lin Lai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Switch valve having a locking effect
    • Patent number 7,172,173
    • Issue date Feb 6, 2007
    • Wen Sheng Fu Co., Ltd.
    • Hung-Lin Lai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Switch valve having a locking effect
    • Patent number 7,124,999
    • Issue date Oct 24, 2006
    • Wen Sheng Fu Co., Ltd.
    • Hung-Lin Lai
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Switch valve
    • Patent number D526386
    • Issue date Aug 8, 2006
    • Wen Sheng Fu Co., Ltd.
    • Hung-Lin Lai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Control valve having closely sealing effect
    • Patent number 7,066,445
    • Issue date Jun 27, 2006
    • Hung-Lin Lai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Structure for switching flow of fluid in a fluid-conveying system
    • Patent number 6,675,834
    • Issue date Jan 13, 2004
    • Hung-Lin Lai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Structure for confining a valve knob
    • Patent number 6,640,390
    • Issue date Nov 4, 2003
    • Hung-Lin Lai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Switch valve
    • Patent number D478650
    • Issue date Aug 19, 2003
    • Hung-Lin Lai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Switch valve
    • Patent number D473931
    • Issue date Apr 29, 2003
    • Hung-Lin Lai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Switch valve
    • Patent number D473631
    • Issue date Apr 22, 2003
    • Hung-Lin Lai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Handle of a switch valve
    • Patent number D459792
    • Issue date Jul 2, 2002
    • Hung-Lin Lai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Switch valve
    • Patent number D458665
    • Issue date Jun 11, 2002
    • Hung-Lin Lai
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Switch valve
    • Patent number D448454
    • Issue date Sep 25, 2001
    • Hung-Lin Lai
    • D23 - Environmental heating and cooling

Patents Applicationslast 30 patents

  • Information Patent Application

    CONTROL VALVE CONNECTOR
    • Publication number 20210010602
    • Publication date Jan 14, 2021
    • WEN SHENG FU CO., LTD
    • Hung-Lin Lai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    HOSE CONNECTOR
    • Publication number 20200347973
    • Publication date Nov 5, 2020
    • WEN SHENG FU CO., LTD
    • Hung-Lin Lai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PRESSURE REDUCING VALVE
    • Publication number 20200173595
    • Publication date Jun 4, 2020
    • WEN SHENG FU CO., LTD
    • Hung-Lin Lai
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    WATER CONTROL VALVE
    • Publication number 20200025297
    • Publication date Jan 23, 2020
    • WEN SHENG FU CO., LTD
    • Hung-Lin Lai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PIPE ADAPTER
    • Publication number 20180023733
    • Publication date Jan 25, 2018
    • WEN SHENG FU CO., LTD
    • Hung-Lin Lai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Quick Connector Structure for a Pipe
    • Publication number 20160040812
    • Publication date Feb 11, 2016
    • WEN SHENG FU CO., LTD.
    • Hung-Lin Lai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VALVE STRUCTURE
    • Publication number 20140264117
    • Publication date Sep 18, 2014
    • WEN SHENG FU CO., LTD
    • Hung-Lin Lai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...