Patents by Inventor James T. Montgomery

James T. Montgomery 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).

  • Cryogenic cooling system
    Patent number: 4361011
    Abstract: In order to conserve battery power of an electrically-operated cryogenic ler for an infrared imaging detector, a control logic is inserted between the battery and the cooler. This logic operates to maintain the detector at a higher than optimum operating temperature in a "STANDBY" mode, but holds the detector at optimum temperature in an "ON" mode.
    Type: Grant
    Filed: September 9, 1981
    Date of Patent: November 30, 1982
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: Robert E. Callender, James T. Montgomery