Patents by Inventor Doak Borst

Doak Borst 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 and apparatus for coating a moving substrate
    Patent number: 4839202
    Abstract: Apparatus and process for applying a coating of material to a moving substrate. Use of apparatus of this invention enables varying the quantity of liquid material supplied to an atomizing nozzle proportionately with any variance in speed of the substrate moving through the apparatus. A uniform thickness or weight of coating for a unit area of substrate is maintained regardless of the speed of movement of the substrate.
    Type: Grant
    Filed: February 19, 1988
    Date of Patent: June 13, 1989
    Assignee: Aluminum Company of America
    Inventors: William H. Grassel, Doak Borst