Patents by Inventor James T. McMaster

James T. McMaster 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).

  • Portable corn popper
    Patent number: 4178843
    Abstract: An apparatus is provided for popping corn by heated air which is circulated in a cylindrical popping chamber having a vertical axis to provide a fluidized bed of swirling and circulating corn to be popped. As the corn is popped, it is lifted upwardly by the moving air and volume of popped corn to form a column of floating corn above the popping chamber and the popped corn is discharged through the open top of the chamber.
    Type: Grant
    Filed: February 6, 1978
    Date of Patent: December 18, 1979
    Assignee: Wear-Ever Aluminum, Inc.
    Inventors: Steven B. Crabtree, Hugh F. Groth, Guilbert M. Hunt, Thomas E. Lipinski, James T. McMaster, Guy R. Moffitt, Jr., Anthony D. Szpak, Robert A. Williams