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Robert P. Wiegers

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  • Waukesha, WI, US
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Scaffold Plank Structure
    • Publication number 20130256060
    • Publication date Oct 3, 2013
    • SAFWAY SERVICES, LLC
    • Robert Peter Wiegers
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Erector Scaffold Deck Fall Arrest Assembly
    • Publication number 20100089693
    • Publication date Apr 15, 2010
    • THYSSENKRUPP SAFWAY, INC.
    • Stig Karlsen
    • E04 - BUILDING
  • Information Patent Application

    SCAFFOLD ACCESS LADDER BRACKET ASSEMBLY
    • Publication number 20080251316
    • Publication date Oct 16, 2008
    • THYSSENKRUPP SAFWAY, INC.
    • Scott David Libert
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Scaffold system with telescoping access ladder and resiliently hing...
    • Publication number 20050077107
    • Publication date Apr 14, 2005
    • Scott D. Libert
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS