Patents by Inventor Mark Michael Purmalis

Mark Michael Purmalis 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).

  • Method and apparatus for testing fibres
    Patent number: 7729517
    Abstract: According to the present invention there is also provided an apparatus for estimating the fiber fineness of a known mass of fibers, the apparatus including: an image capturing device for capturing either i) all of the fibers selected for testing or ii) a fraction thereof, in one or more images; a computer capable of automatically determining the total length of fiber or fibers in the or each image; and a means for estimating the fiber fineness of the fibers using the total fiber length in the image(s).
    Type: Grant
    Filed: April 16, 2004
    Date of Patent: June 1, 2010
    Assignee: Commonwealth Scientific and Industrial Research Organisation
    Inventors: Geoffrey Robert Stewart Naylor, Mark Michael Purmalis