Patents by Inventor Christopher M. Devaney

Christopher M. Devaney 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).

  • Method for making semiconductor crystals
    Patent number: 4634493
    Abstract: A planar solid-state recrystallization process for growing mercury cadmium telluride (MCT) crystals suitable for semiconductor applications, in which molten MCT material is solidified in a horizontal sealed ampoule having a substantial portion of its lower external surface (i.e. a part of the ampoule surface which contains molten material) in heat-transfer contact with a heat sink, and having no substantial portion of the vapor-containing segment of the external ampoule wall in contact with that heat sink.
    Type: Grant
    Filed: October 24, 1983
    Date of Patent: January 6, 1987
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventors: Christopher M. Devaney, Robert J. Martineau, John L. Miles, Theodore T. S. Wong