Patents by Inventor George E. Hitz

George E. Hitz 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).

  • Writeable control store for use in a data processing system
    Patent number: 4204252
    Abstract: A writeable control store for storing a plurality of instructions used to control the operation of a processor in a data processing system. The control store may be utilized in a first mode wherein the instructions are accessed for controlling the operation of the processor and in a second mode wherein data is transferred to or retrieved from the control store. In the second mode of operation, a secondary control means is utilized to control the operation of the data transfers to and from the writeable control store.
    Type: Grant
    Filed: March 3, 1978
    Date of Patent: May 20, 1980
    Assignee: Digital Equipment Corporation
    Inventors: George E. Hitz, Charles H. Kaman, Craig Mudge, James F. O'Loughlin, Daniel T. Sullivan