TREA

Ching-Kuo Wang

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  • Tucheng City, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Moving base for robotic vacuum cleaner
    • Patent number 7,934,571
    • Issue date May 3, 2011
    • Jane-Ferng Chiu
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Metal Tooth For Zipper
    • Publication number 20120036685
    • Publication date Feb 16, 2012
    • Ching-Tsun WANG
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Application

    MOVING BASE FOR ROBOTIC VACUUM CLEANER
    • Publication number 20110056759
    • Publication date Mar 10, 2011
    • Jane-Ferng Chiu
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...