Patents by Inventor Elwood Steven Brandt

Elwood Steven Brandt 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).

  • Carbon dioxide jet spray polishing of metal surfaces
    Patent number: 5765578
    Abstract: Apparatus and method are described for polishing a ductile metal surface, such as the gold surface of a mirror, by impacting the surface with a stream of microscopic particles of carbon dioxide from a jet spray nozzle at a velocity and duration sufficient to polish the surface.
    Type: Grant
    Filed: May 29, 1996
    Date of Patent: June 16, 1998
    Assignee: Eastman Kodak Company
    Inventors: Elwood Steven Brandt, Brian A. Simpson