TREA

Wen-Tung Chang

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  • Jiaoxi Township, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Foldable hand cart
    • Patent number 8,602,444
    • Issue date Dec 10, 2013
    • Seville Classics Inc.
    • Wen-Tung Chang
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Foldable hand cart
    • Patent number D677034
    • Issue date Feb 26, 2013
    • Seville Classics Inc.
    • Wen-Tung Chang
    • D34 - Material or article handling equipment

Patents Applicationslast 30 patents

  • Information Patent Application

    Auxiliary Grip of Collapsible Trolley
    • Publication number 20160075358
    • Publication date Mar 17, 2016
    • Howard Simon
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Foldable hand Cart
    • Publication number 20130147163
    • Publication date Jun 13, 2013
    • Wen-Tung Chang
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS