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TAI-HUNG CHEN

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Patents Grantslast 30 patents

  • Information Patent Grant

    Universal joint
    • Patent number 12,128,532
    • Issue date Oct 29, 2024
    • Infar Industrial Co., Ltd.
    • Tai Hung Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Flex head tool
    • Patent number 11,938,595
    • Issue date Mar 26, 2024
    • Infar Industrial Co., Ltd.
    • Tai Hung Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Torque wrench
    • Patent number 11,745,320
    • Issue date Sep 5, 2023
    • Infar Industrial Co., Ltd.
    • Tai Hung Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Unsymmetrical structure for an open-ended wrench
    • Patent number 11,577,370
    • Issue date Feb 14, 2023
    • Infar Industrial Co., Ltd.
    • Tai-Hung Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Pivot head wrench
    • Patent number 8,413,553
    • Issue date Apr 9, 2013
    • Infar Industrial Co., Ltd.
    • Tai-Hung Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Tool head positioning structure for flexible wrench
    • Patent number 8,245,604
    • Issue date Aug 21, 2012
    • Infar Industrial Co., Ltd.
    • Tai-Hung Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Multi-size wrench
    • Patent number 8,056,448
    • Issue date Nov 15, 2011
    • Infar Industrial Co., Ltd.
    • Tai-Hung Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Tool rack with multi-function
    • Patent number 8,047,386
    • Issue date Nov 1, 2011
    • Infar Industrial Co., Ltd.
    • Tai Hung Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Tool handle
    • Patent number 8,037,577
    • Issue date Oct 18, 2011
    • Infar Industrial Co., Ltd.
    • Tai Hung Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Tool box
    • Patent number 7,854,318
    • Issue date Dec 21, 2010
    • Infar Industrial Co., Ltd.
    • Tai-Hung Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Adapter
    • Patent number 7,757,588
    • Issue date Jul 20, 2010
    • Infar Industrial Co., Ltd.
    • Tai-Hung Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Tool box
    • Patent number D590155
    • Issue date Apr 14, 2009
    • Infar Industrial Co., Ltd.
    • Tai-Hung Chen
    • D03 - Travel goods and personal belongings
  • Information Patent Grant

    Wrench
    • Patent number D580721
    • Issue date Nov 18, 2008
    • Infar Industrial Co., Ltd.
    • Tai-Hung Chen
    • D08 - Tools and hardware
  • Information Patent Grant

    Wrench
    • Patent number D578361
    • Issue date Oct 14, 2008
    • Infar Industrial Co., Ltd.
    • Tai-Hung Chen
    • D08 - Tools and hardware

Patents Applicationslast 30 patents

  • Information Patent Application

    RATCHET WRENCH
    • Publication number 20240208011
    • Publication date Jun 27, 2024
    • INFAR INDUSTRIAL CO., LTD.
    • Tai Hung Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    HAND TOOL WITH FUNCTION OF PREVENTING ELECTRIC SHOCK
    • Publication number 20240116167
    • Publication date Apr 11, 2024
    • INFAR INDUSTRIAL CO., LTD.
    • Tai-Hung CHEN
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    INDEXABLE WRENCH
    • Publication number 20230264326
    • Publication date Aug 24, 2023
    • INFAR INDUSTRIAL CO., LTD.
    • Tai Hung Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    LOCKING DEVICE FOR TOOL
    • Publication number 20230173649
    • Publication date Jun 8, 2023
    • INFAR INDUSTRIAL CO., LTD.
    • Tai Hung Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    WRENCH WITH SELECTABLE DRIVE HEADS
    • Publication number 20220281078
    • Publication date Sep 8, 2022
    • INFAR INDUSTRIAL CO., LTD.
    • Tai Hung Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    UNIVERSAL JOINT
    • Publication number 20220241938
    • Publication date Aug 4, 2022
    • INFAR INDUSTRIAL CO., LTD.
    • Tai Hung Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    FLEX HEAD TOOL
    • Publication number 20220226972
    • Publication date Jul 21, 2022
    • INFAR INDUSTRIAL CO., LTD.
    • Tai Hung Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    TORQUE WRENCH
    • Publication number 20220143794
    • Publication date May 12, 2022
    • INFAR INDUSTRIAL CO., LTD.
    • Tai Hung Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    UNSYMMETRICAL STRUCTURE FOR AN OPEN-ENDED WRENCH
    • Publication number 20210220971
    • Publication date Jul 22, 2021
    • INFAR INDUSTRIAL CO., LTD.
    • Tai-Hung CHEN
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    RATCHET STRUCTURE
    • Publication number 20210213551
    • Publication date Jul 15, 2021
    • INFAR INDUSTRIAL CO., LTD.
    • Tai-Hung CHEN
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    PIVOT HEAD WRENCH
    • Publication number 20120167727
    • Publication date Jul 5, 2012
    • INFAR INDUSTRIAL CO., LTD.
    • TAI-HUNG CHEN
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Wind Turbine Device Having Rotor for Starting Up and Avoiding Overs...
    • Publication number 20120107118
    • Publication date May 3, 2012
    • ATOMIC ENERGY COUNCIL-INSTITUTE OF NUCLEAR ENERGY RESEARCH
    • Hung-Yun Wu
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    TOOL HEAD POSITIONING STRUCTURE FOR FLEXIBLE WRENCH
    • Publication number 20110167967
    • Publication date Jul 14, 2011
    • INFAR INDUSTRIAL CO., LTD.
    • TAI-HUNG CHEN
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Multi-size Wrench
    • Publication number 20110005357
    • Publication date Jan 13, 2011
    • Tai-Hung CHEN
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Tool Rack with Multi-function
    • Publication number 20100258515
    • Publication date Oct 14, 2010
    • INFAR INDUSTRIAL CO., LTD.
    • Tai Hung CHEN
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    TOOL BOX
    • Publication number 20100243496
    • Publication date Sep 30, 2010
    • INFAR INDUSTRIAL CO., LTD.
    • TAI-HUNG CHEN
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    RATCHET TOOL
    • Publication number 20100229694
    • Publication date Sep 16, 2010
    • Infar Industrial Co., Ltd.
    • Tai-Hung CHEN
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    HANDLE
    • Publication number 20100229342
    • Publication date Sep 16, 2010
    • Infar Industrial Co., Ltd.
    • Tai-Hung CHEN
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    ADAPTER
    • Publication number 20090223330
    • Publication date Sep 10, 2009
    • INFAR INDUSTRIAL CO., LTD.
    • TAI-HUNG CHEN
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS