Patents by Inventor Mark R. Aitken

Mark R. Aitken 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).

  • Patent number: 5130134
    Abstract: Composite filter cloths having a top layer of a heavily profiled, electro-statically charged polyimide fiber and a depth filtration type fabric substrate may be structured to have a higher particulate removal efficiency than that for the substrate layer and a lower pressure drop than that of the top layer.
    Type: Grant
    Filed: February 14, 1991
    Date of Patent: July 14, 1992
    Assignees: Albarrie Canada Limited, Albarrie Technical Fabrics, Inc.
    Inventors: E. Lee Noddin, Mark R. Aitken