Patents by Inventor Charles E. Kester

Charles E. Kester 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).

  • Patent number: D256338
    Type: Grant
    Filed: September 28, 1978
    Date of Patent: August 12, 1980
    Assignee: Ranging, Inc.
    Inventors: Charles E. Kester, Thomas E. Hughes