Patents by Inventor Ronald A. Findlay

Ronald A. Findlay 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).

  • Filtration screen
    Patent number: 5373615
    Abstract: A caul screen is made with metal cable having a low twist level of between 1 and 5 turns per inch and where the cable is made with filaments that have been coated with brass; the cable is woven into a mesh to form the screen.
    Type: Grant
    Filed: September 1, 1992
    Date of Patent: December 20, 1994
    Assignee: National Filtration
    Inventors: Ian Webb, Ronald A. Findlay