Patents by Inventor Marvin C. Burk

Marvin C. Burk 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).

  • Control panel self-test
    Patent number: 4187540
    Abstract: A control panel which provides an interface to a digital computer, and which comprises at least a data input device such as a keyboard and a data output device such as an alphanumeric display or a light emitting diode display, is tested without the use of the digital computer. The digital computer is disconnected or bypassed and the timing and other functions of the computer are simulated to enable an independent test of the data input device and the data output device which make up at least a part of the control panel.
    Type: Grant
    Filed: January 18, 1978
    Date of Patent: February 5, 1980
    Assignee: Phillips Petroleum Company
    Inventors: Thomas T. Davis, Marvin C. Burk