Patents by Inventor Robert J. Glaser

Robert J. Glaser 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).

  • Dome shaped extrusion filter support
    Patent number: 5449459
    Abstract: Disclosed is a filter support for use as part of a screened packing, or filter system, in an extrusion process, wherein the filter support provides a rigid wall in the shape of a dome featuring flow passage holes through the wall such that the longitudinal axis of each hole is perpendicular to a plane tangent to the surface of the dome at the location of the hole.
    Type: Grant
    Filed: May 13, 1993
    Date of Patent: September 12, 1995
    Assignee: Dymat, Inc.
    Inventors: Robert J. Glaser, Stephen D. Glaser, Hung V. Vo