Patents by Inventor John G. Bryan

John G. Bryan 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).

  • Photocathode
    Patent number: 6908355
    Abstract: An electron-emitting photocathode includes a base and a large number of projecting elements such as microscopic wires projecting from a surface of the base. The photocathode has high quantum efficiency, and hence can be used as the emitting element in a sensitive phototube.
    Type: Grant
    Filed: November 13, 2002
    Date of Patent: June 21, 2005
    Assignee: Burle Technologies, Inc.
    Inventors: Youssef M. Habib, John G. Bryan, Charles W. Stoll, John W. Steinbeck
  • Photocathode
    Publication number: 20030222579
    Abstract: An electron-emitting photocathode includes a base and a large number of projecting elements such as microscopic wires projecting from a surface of the base. The photocathode has high quantum efficiency, and hence can be used as the emitting element in a sensitive phototube.
    Type: Application
    Filed: November 13, 2002
    Publication date: December 4, 2003
    Applicant: Burle Technologies, Inc.
    Inventors: Youssef M. Habib, John G. Bryan, Charles W. Stoll, John W. Steinbeck