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Yang-chou Liu

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  • Taipei, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Adjustable hand tool with dual functions
    • Patent number 6,651,301
    • Issue date Nov 25, 2003
    • Yang-Ting Liu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Draw vice
    • Patent number 6,378,624
    • Issue date Apr 30, 2002
    • Yang-Ting Liu
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Riveting pliers
    • Patent number 6,085,400
    • Issue date Jul 11, 2000
    • Yang-Ting Liu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Elbow joint assembly
    • Patent number 5,827,005
    • Issue date Oct 27, 1998
    • Yang-Ting Liu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Frame-type car jack
    • Patent number 5,603,486
    • Issue date Feb 18, 1997
    • Yang-chou Liu
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Adjustable headrest
    • Patent number 5,586,810
    • Issue date Dec 24, 1996
    • Yang-Ting Liu
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Adjustable coupling
    • Patent number 5,520,474
    • Issue date May 28, 1996
    • Yang-Ting Liu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hand portable riveter
    • Patent number 5,437,085
    • Issue date Aug 1, 1995
    • Yang-Ting Liu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Multi-purpose carriage
    • Patent number 5,433,459
    • Issue date Jul 18, 1995
    • Yang-Ting Liu
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Foldable riveter frame
    • Patent number 5,367,757
    • Issue date Nov 29, 1994
    • Yang-Ting Liu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Dual-usage riveters
    • Patent number 5,359,762
    • Issue date Nov 1, 1994
    • Yang-Ting Liu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Multi-functional riveter
    • Patent number 5,050,420
    • Issue date Sep 24, 1991
    • Yang-Ting Liu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...