Patents by Inventor James C. Tuma

James C. Tuma 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: D271695
    Type: Grant
    Filed: September 14, 1981
    Date of Patent: December 6, 1983
    Assignee: MRM Computers, Inc.
    Inventors: James C. Tuma, Donald A. Purland