Patents by Inventor Keith Kibbee

Keith Kibbee 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).

  • Gas diffusion device
    Patent number: 7597617
    Abstract: A gas diffusion device used in conjunction with a flow of gas from a conduit utilizing a sheet having a peripheral edge defining a surface inwardly from the edge. The surface possesses a first zone, and a second zone between the first zone and the peripheral edge. A first plurality of apertures through the sheet lie in the first zone. A second plurality of apertures through the sheet lie in the second zone. The percentage of open area of the first plurality of apertures relative to the area of the first zone is less than the percentage of open area due to the second plurality of apertures through the second zone.
    Type: Grant
    Filed: March 2, 2007
    Date of Patent: October 6, 2009
    Inventors: Andrew Solberg, Keith Kibbee, Bart Naughton
  • Gas diffusion device
    Publication number: 20080209870
    Abstract: A gas diffusion device used in conjunction with a flow of gas from a conduit utilizing a sheet having a peripheral edge defining a surface inwardly from the edge. The surface possesses a first zone, and a second zone between the first zone and the peripheral edge. A first plurality of apertures through the sheet lie in the first zone. A second plurality of apertures through the sheet lie in the second zone. The percentage of open area of the first plurality of apertures relative to the area of the first zone is less than the percentage of open area due to the second plurality of apertures through the second zone.
    Type: Application
    Filed: March 2, 2007
    Publication date: September 4, 2008
    Inventors: Andrew Solberg, Keith Kibbee, Bart Naughton