TREA

Hung-Ming TSENG

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  • Taichung City, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ratchet mechanism
    • Patent number 6,059,083
    • Issue date May 9, 2000
    • Hung Kui Tseng
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Tool combination having two sections
    • Patent number 5,957,014
    • Issue date Sep 28, 1999
    • Hung Kui Tseng
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Screwdriver
    • Patent number 5,829,325
    • Issue date Nov 3, 1998
    • Hung-Kui Tseng
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents