Patents by Inventor Kenneth M. Wilhelm

Kenneth M. Wilhelm 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).

  • Method of wrapping a food product, packaging machine used and package formed
    Patent number: 5943844
    Abstract: The present invention has several aspects. One aspect relates to a method of wrapping a package containing a food product which is attractive and serves to present the food product in an appealing setting. The package includes a preformed tray and a heat sensitive transparent film sheet which is attached at at least one attachment region to the tray without wrinkles in the film sheet. A packaging machine, a cutting and heating assembly and the package itself comprise the other aspects of the invention. In each case, the transparent film sheet is wrinkle free.
    Type: Grant
    Filed: May 31, 1996
    Date of Patent: August 31, 1999
    Assignee: Ross Industries, Inc.
    Inventors: Kenneth M. Wilhelm, Daniel E. Keene