TREA

Li-Yuan Sumg

Follow

Person

  • Taichung, TW
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Socket with a reinforced strength
    • Patent number 9,027,445
    • Issue date May 12, 2015
    • Li-Yuan Sumg
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Socket with a reinforced strength
    • Patent number 8,950,297
    • Issue date Feb 10, 2015
    • Li-Yuan Sumg
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

  • Information Patent Application

    Socket with a Reinforced Strength
    • Publication number 20140123818
    • Publication date May 8, 2014
    • Li-Yuan Sumg
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Socket with a Reinforced Strength
    • Publication number 20130319186
    • Publication date Dec 5, 2013
    • Li-Yuan Sumg
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS