Patents by Inventor Thomas Treuthard

Thomas Treuthard has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Draw roller with adjustable pull ring
    Patent number: 6966475
    Abstract: A draw roller for pulling web-shaped material with at least one pull ring arranged on at least one part of the circumference of the roller. The at least one pull ring can be displaced on the draw roller.
    Type: Grant
    Filed: June 30, 2003
    Date of Patent: November 22, 2005
    Assignee: Maschinenfabrik WIFAG
    Inventors: Hans Zweifel, Thomas Treuthard
  • Draw roller with adjustable pull ring
    Publication number: 20040050895
    Abstract: A draw roller for pulling web-shaped material with at least one pull ring arranged on at least one part of the circumference of the roller. The at least one pull ring can be displaced on the draw roller.
    Type: Application
    Filed: June 30, 2003
    Publication date: March 18, 2004
    Inventors: Hans Zweifel, Thomas Treuthard