Patents by Inventor Henry Chess

Henry Chess 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).

  • Reinforced three dimensional composite parts of complex shape and method of making
    Patent number: 4992317
    Abstract: A dry fiber form, for use in the preparation of composite parts, is provided with reinforcing threads sewn across the juncture of two non-parallel portions, to prevent failure in the interior of the part due to "out-of-plane" stress developed under applied load, the stress being in a direction other than that of the fibers at said juncture.
    Type: Grant
    Filed: December 22, 1988
    Date of Patent: February 12, 1991
    Assignee: Xerkon, Inc.
    Inventors: Henry Chess, Todd Drummond