Patents by Inventor Chris L. Willoughby

Chris L. Willoughby 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).

  • Food products and co-injection processes for preparing same
    Patent number: 6511691
    Abstract: Food products are prepared using co-injection molding apparatus. The food products are layered or enrobed. Preferred products expand upon cooking.
    Type: Grant
    Filed: January 14, 2000
    Date of Patent: January 28, 2003
    Assignee: Kellogg Company
    Inventors: Chris L. Willoughby, Gary A. Larrivee
  • Expandable food products and methods of preparing same
    Patent number: 6319534
    Abstract: Disclosed is an expandable half-product comprising a starchy farinaceous material, wherein the starch molecules of the farinaceous material are unidirectionally aligned and form a matrix of randomly aligned starch molecules upon exposure to microwave radiation to form a puffed half-product having at least twice the dimensions of the unmicrowaved half-product. Methods of preparing the products are also disclosed.
    Type: Grant
    Filed: August 31, 2000
    Date of Patent: November 20, 2001
    Assignee: The Eggo Company
    Inventors: Chris L. Willoughby, Terry L. Engle
  • Expandable food products and methods of preparing same
    Patent number: 6171631
    Abstract: A method for providing an expandable half-product is described comprising a starchy farinaceous material, wherein the starch molecules of the farinaceous material are unidirectionally aligned and form a matrix of randomly aligned starch molecules upon exposure to microwave radiation to form a puffed half-product having at least twice the dimensions of the unmicrowaved half-product.
    Type: Grant
    Filed: August 4, 1999
    Date of Patent: January 9, 2001
    Assignee: Kellogg Company
    Inventors: Chris L. Willoughby, Terry L. Engle
  • Grid shaped cereal piece
    Patent number: D593727
    Type: Grant
    Filed: February 4, 2008
    Date of Patent: June 9, 2009
    Assignee: Kellogg Company
    Inventors: Chris L. Willoughby, Maria Ruhlman, Charles A. Smith