Patents by Inventor Thomas F. Boydston

Thomas F. Boydston 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).

  • Apparatus to provide a vaporized reactant for chemical-vapor deposition
    Patent number: 4908243
    Abstract: An apparatus to provide a vaporized reactant for chemical-vapor deposition is disclosed. The apparatus employs a heated quartz reactant reservoir, quartz lines, a quartz valve and, optionally, a purge system. The apparatus may also include a quartz refill reservoir and heating means for the quartz lines. The purge system may be a vacuum purge system.
    Type: Grant
    Filed: April 17, 1989
    Date of Patent: March 13, 1990
    Assignee: Akzo America Inc.
    Inventors: Theron V. Page, Jr., Thomas F. Boydston, John G. Posa
  • Apparatus to provide a vaporized reactant for chemical-vapor deposition
    Patent number: 4844006
    Abstract: An apparatus to provide a vaporized reactant for chemical-vapor deposition is disclosed. The apparatus employs a heated quartz reactant reservoir, quartz lines, a quartz valve and, optionally, a purge system. The apparatus may also include a quartz refill reservoir and heating means for the quartz lines. The purge system may be a vacuum purge system.
    Type: Grant
    Filed: March 7, 1988
    Date of Patent: July 4, 1989
    Assignee: Akzo America Inc.
    Inventors: Theron V. Page, Jr., Thomas F. Boydston, John G. Posa