TREA

Jen-Kai Li

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  • Taichung City, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ratchet device
    • Patent number 11,000,938
    • Issue date May 11, 2021
    • Jen-Kai Li
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Socket wrench with positioning device
    • Patent number 9,038,506
    • Issue date May 26, 2015
    • Miao-Chi Huang
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

  • Information Patent Application

    Ratchet Device
    • Publication number 20190329383
    • Publication date Oct 31, 2019
    • Jen-Kai Li
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Slide Handle
    • Publication number 20190321962
    • Publication date Oct 24, 2019
    • Jen-Kai Li
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Retractable handle for hand tools
    • Publication number 20070151427
    • Publication date Jul 5, 2007
    • Shih-Kun Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS