TREA

Shih-Wei Lai

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  • Taichung City, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Torque wrench
    • Patent number 11,992,919
    • Issue date May 28, 2024
    • Shih-Hao Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Hand tool and a method for making the same
    • Patent number 11,628,545
    • Issue date Apr 18, 2023
    • Shih-Hao Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Warning apparatus of an extensive shaft for a torque tool
    • Patent number 11,478,909
    • Issue date Oct 25, 2022
    • Shih-Hao Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Ratchet wrench
    • Patent number 10,384,333
    • Issue date Aug 20, 2019
    • Shih-Hao Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Telescopic ratchet wrench
    • Patent number 9,358,678
    • Issue date Jun 7, 2016
    • Shih-Hao Lai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Environmentally-friendly exhaust device
    • Patent number 8,956,448
    • Issue date Feb 17, 2015
    • Chun-Rei Yang
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents