TREA

Hsiu-Ju Chen

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  • Taichung, TW
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Damping structure for pneumatic tool
    • Publication number 20050263308
    • Publication date Dec 1, 2005
    • Hsiu-Ju Chen
    • Ching-Shun Chang
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Air intake control structure for pneumatic tool
    • Publication number 20050257942
    • Publication date Nov 24, 2005
    • Hsiu-Ju Chen
    • Ching-Shun Chang
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Shock-absorbing structure for pneumatic tool
    • Publication number 20040094315
    • Publication date May 20, 2004
    • CHEN, Hsiu-Ju
    • Ching-Shun Chang
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Trademarklast 30 trademarks