Patents by Inventor Keith A. Weaver

Keith A. Weaver 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).

  • Brush seals
    Publication number: 20020033578
    Abstract: According to the present invention there is provided an annular brush seal comprising a bristle pack, the bristle pack having an upstream face, a downstream face and a sealing face, wherein the sealing face is provided with an annular chamfered relief extending from a location intermediate the upstream face and the downstream face and terminating at the upstream face. The revised geometry providing more consistent performance through the life of the brush seal. Also provided is a method for the manufacture of such a seal.
    Type: Application
    Filed: September 14, 2001
    Publication date: March 21, 2002
    Applicant: ROLLS-ROYCE PLC
    Inventors: Keith Weaver, Christopher Wright
  • Video visitation station
    Patent number: D492272
    Type: Grant
    Filed: June 16, 2003
    Date of Patent: June 29, 2004
    Assignee: Multimedia Telesys, Inc.
    Inventors: Thomas H. Hesse, Keith A. Weaver
  • Video conference system enclosure
    Patent number: D493432
    Type: Grant
    Filed: June 16, 2003
    Date of Patent: July 27, 2004
    Assignee: Multimedia Telesys, Inc.
    Inventors: Thomas H. Hesse, Keith A. Weaver