Patents by Inventor Cortland O. Dugger

Cortland O. Dugger 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).

  • Aluminum nitride single crystal growth from a molten mixture with calcium nitride
    Patent number: 3933573
    Abstract: A method for growing single crystals which utilizes calcium nitride as a solvent system in the molten solution growth of bulk aluminum nitride crystals.
    Type: Grant
    Filed: March 27, 1975
    Date of Patent: January 20, 1976
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventor: Cortland O. Dugger