Patents by Inventor Young D. Nguyen

Young D. Nguyen 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 for high-speed spinning of bicomponent fibers
    Publication number: 20040191513
    Abstract: Highly crimped, fully drawn bicomponent fibers, prepared by melt-spinning, followed by gas-flow quenching, heat treatment and high speed windup, are provided, as are fine-decitex and highly uniform polyester bicomponent fibers.
    Type: Application
    Filed: December 22, 2003
    Publication date: September 30, 2004
    Inventors: Jing Chung Chang, Joseph V. Kurian, Young D. Nguyen, James E. Van Trump, George Vassilatos
  • Method for high-speed spinning of bicomponent fibers
    Patent number: 6692687
    Abstract: Highly crimped, fully drawn bicomponent fibers, prepared by melt-spinning, followed by gas-flow quenching, heat treatment and high speed windup, are provided, as are fine-decitex and highly uniform polyester bicomponent fibers.
    Type: Grant
    Filed: January 11, 2001
    Date of Patent: February 17, 2004
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Jing Chung Chang, Joseph V. Kurian, Young D. Nguyen, James E. Van Trump, George Vassilatos
  • Method for high-speed spinning of bicomponent fibers
    Publication number: 20020025433
    Abstract: Highly crimped, fully drawn bicomponent fibers, prepared by melt-spinning, followed by gas-flow quenching, heat treatment and high speed windup, are provided, as are fine-decitex and highly uniform polyester bicomponent fibers.
    Type: Application
    Filed: January 11, 2001
    Publication date: February 28, 2002
    Inventors: Jing-Chung Chang, Joseph V. Kurian, Young D. Nguyen, James E. Van Trump, George Vassilatos