Patents by Inventor Gregory S. Tronto

Gregory S. Tronto 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).

  • Filter cartridge
    Patent number: 5207812
    Abstract: A pleated filter cartridge for removing particles or dust from a gas stream is described. The cartridge is made of a perforated support tube, a pleated filter medium around said tube, and end caps into which the ends of the filter medium, and the tube are sealed, wherein the pleated filter medium has less than seven pleats per inch.
    Type: Grant
    Filed: May 8, 1992
    Date of Patent: May 4, 1993
    Assignee: W. L. Gore & Associates, Inc.
    Inventors: Gregory S. Tronto, Raymond Wnenchak