Patents by Inventor Hansruedi Zillig

Hansruedi Zillig 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).

  • Ornamental ring
    Patent number: D453486
    Type: Grant
    Filed: June 28, 2001
    Date of Patent: February 12, 2002
    Assignee: Bucherer AG Luzern
    Inventor: Hansruedi Zillig
  • Ring
    Patent number: D460926
    Type: Grant
    Filed: July 25, 2000
    Date of Patent: July 30, 2002
    Assignee: Bucherer AG Luzern
    Inventor: Hansruedi Zillig