Patents by Inventor Ulla Kaufmann

Ulla Kaufmann 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).

  • Handle for kitchen gadgets
    Patent number: D474645
    Type: Grant
    Filed: February 25, 2002
    Date of Patent: May 20, 2003
    Assignee: Zwilling J.A. Henckels AG
    Inventors: Ulla Kaufmann, Martin Kaufmann