TREA

KA-CHUNG HO

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  • Taichung, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ratchet wrench
    • Patent number 9,981,373
    • Issue date May 29, 2018
    • TOP GOAL Enterprise Limited
    • Tsan-Lung Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Hex key wrench system
    • Patent number 9,463,568
    • Issue date Oct 11, 2016
    • TOP GOAL Enterprise Limited
    • Tsan-Lung Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

  • Information Patent Application

    RATCHET WRENCH
    • Publication number 20170225318
    • Publication date Aug 10, 2017
    • TSAN-LUNG CHEN
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    HEX KEY WRENCH SYSTEM
    • Publication number 20160207189
    • Publication date Jul 21, 2016
    • TSAN-LUNG CHEN
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS