Patents by Inventor Hillis Kaufman

Hillis Kaufman 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).

  • 2-section filled food product
    Patent number: D429866
    Type: Grant
    Filed: October 9, 1998
    Date of Patent: August 29, 2000
    Assignee: Kellogg Company
    Inventors: Decai Zhang, Michael N. Bauman, Hillis Kaufman, Doyle Tankersley, Nancy Esterline, Gerry I. Johnson