Patents by Inventor John D. Sullivant

John D. Sullivant 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: 5355820
    Abstract: A method for thread laying and a thread laying machine; thread laying has been achieved by a machine that has a vacuum table and above it a gantry with a thread dispensing device on a shuttle operating in an x- and y- direction; the gantry may be fixed to a pair of carriage on the x-axis driven in unison or each of the carriages may be independently driven; curved threads as well as threads on a mold may be laid down on a substrate; typical material produced is sail material of considerable thread pattern complexity; single threads or a multiple of threads may be laid down through one thread head with an adhesive properly coating the threads; multiple thread heads as well associated apparatus such as laser cutters and the like are mounted on the gantry.
    Type: Grant
    Filed: July 27, 1992
    Date of Patent: October 18, 1994
    Assignee: Sobstad Corporation
    Inventors: Peter G. Conrad, John D. Sullivant