Patents by Inventor Norman G. Hensley

Norman G. Hensley 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: 4802511
    Abstract: Shirred tubular material comprising a plurality of outer folds arranged along at least two parallel and two counter-directional parallel, longitudinal extending, crisscrossing helixes and inner folds connecting opposing points of diamond shapes defined by said outer folds is disclosed together with a method for its preparation comprising repeatedly applying a set of shirring forces, each of the forces in the set being simultaneously at circular circumferential equally spaced positions along a plurality of equidistant helical lines within the periphery of said tubular material to shirr such material.
    Type: Grant
    Filed: August 15, 1984
    Date of Patent: February 7, 1989
    Assignee: Teepak, Inc.
    Inventor: Norman G. Hensley