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Cheng-Tzu Tseng

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  • Taichung, TW
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    BEVELED-EDGE MAKER
    • Publication number 20120067190
    • Publication date Mar 22, 2012
    • Cheng-Hui Tseng
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Brick cutter
    • Publication number 20100229846
    • Publication date Sep 16, 2010
    • Kun-Meng LIN
    • Cheng-Hui Tseng
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Application

    Blade of a venetian blind
    • Publication number 20070048500
    • Publication date Mar 1, 2007
    • Cheng-Hsien Tseng
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Resilient stave support assembly for umbrella
    • Publication number 20020144722
    • Publication date Oct 10, 2002
    • Cheng Yuan Tseng
    • A45 - HAND OR TRAVELLING ARTICLES
  • Information Patent Application

    UMBRELLA HAVING A ROTATION PREVENTION MECHANISM
    • Publication number 20020074028
    • Publication date Jun 20, 2002
    • Cheng Yuan Tseng
    • A45 - HAND OR TRAVELLING ARTICLES
  • Information Patent Application

    UMBRELLA HAVING A SIMPLIFIED CONFIGURATION
    • Publication number 20020074029
    • Publication date Jun 20, 2002
    • Cheng Yuan Tseng
    • A45 - HAND OR TRAVELLING ARTICLES