Patents by Inventor Henry D. Bowen

Henry D. Bowen 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).

  • Low-volume electrostatic spraying
    Patent number: 4685620
    Abstract: A method for increasing the efficiency of electrostatic deposition of particulate matter on a surface, which comprises preparing a dispersion of electrostatically charged particles of an active material to be deposited on the surface, wherein the particles of active material have an average radius of r.sub.p1 and a total volume of V.sub.L1, in a space adjacent to the surface which contains a dispersion of particles of an inert material, electrostatically charged with the same polarity as said particles of active material, wherein the particles of inert material have an average radius of r.sub.p2 and a total volume of V.sub.L2, wherein r.sub.p1 >r.sub.
    Type: Grant
    Filed: September 30, 1985
    Date of Patent: August 11, 1987
    Assignees: The University of Georgia Research Foundation Inc., North Carolina State University
    Inventors: S. Edward Law, Henry D. Bowen