Patents by Inventor William H. Stewart

William H. Stewart 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).

  • Dyeing and printing of materials
    Patent number: 3969779
    Abstract: Process and apparatus for the pattern dyeing of moving pile fabrics such as carpets, by the application of plural, continuously flowing dye streams, wherein the dyes are applied in multiple discrete small increments from the streams and control means are provided for accurately positioning the points of application of the dye increments in the pile fabrics to obtain sharp, detailed intricate patterns.
    Type: Grant
    Filed: July 30, 1974
    Date of Patent: July 20, 1976
    Assignee: Deering Milliken Research Corporation
    Inventor: William H. Stewart, Jr.
  • Apparatus for dyeing and printing materials
    Patent number: 3942342
    Abstract: Apparatus to apply dyes to a moving sheet of material to print the same which employs dye applicator gun bars constructed to facilitate and maintain accurate alignment of the applicator jets of the gun bars across the length of the bars wherein the fluid supplying manifolds for the jets are incorporated to provide structural support and stability to the applicator system.
    Type: Grant
    Filed: May 17, 1974
    Date of Patent: March 9, 1976
    Assignee: Deering Milliken Research Corporation
    Inventors: Norman E. Klein, William H. Stewart, Jr.
  • Dyeing and printing of materials
    Patent number: 3937045
    Abstract: Apparatus to collect and separate dye from a dye mist so that the dye may be recirculated to the dye system and the air system will become uncontaminated with dye particles.
    Type: Grant
    Filed: January 3, 1974
    Date of Patent: February 10, 1976
    Assignee: Deering Milliken Research Corporation
    Inventors: Norman E. Klein, William H. Stewart, Jr.