Patents Assigned to Willberk Inventions Inc.
  • Mobile wire spool carrier
    Patent number: D802866
    Type: Grant
    Filed: July 18, 2016
    Date of Patent: November 14, 2017
    Assignee: Willberk Inventions Inc.
    Inventors: David Edward Williams, Guustaaf Gysbert Berkelaar
  • Support for a wire spool carrier
    Patent number: D811857
    Type: Grant
    Filed: July 18, 2016
    Date of Patent: March 6, 2018
    Assignee: Willberk Inventions Inc.
    Inventors: David Edward Williams, Guustaaf Gysbert Berkelaar