Patents by Inventor Russel R. Campbell

Russel R. Campbell 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).

  • Microwave reflecting and receiving dish
    Patent number: D291573
    Type: Grant
    Filed: November 1, 1984
    Date of Patent: August 25, 1987
    Assignee: Nevada Distributing Co.
    Inventors: Loren G. Speckeen, James R. Fenn, Russel R. Campbell