James E. Duncan

Person

  • Richmond, VA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Process of drawing yarn using an oscillating draw assist element

    • Patent number 5,183,620
    • Issue date Feb 2, 1993
    • E. I. Du Pont de Nemours and Company
    • James E. Duncan
    • D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
  • Information Patent Grant

    Apparatus for heating yarn

    • Patent number 4,880,961
    • Issue date Nov 14, 1989
    • E. I. Du Pont de Nemours and Company
    • James E. Duncan
    • D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING