Patents by Inventor John Christopher Modla

John Christopher Modla 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).

  • Wrap detection device
    Patent number: 5964391
    Abstract: A sensor for use with a yarn processing apparatus that includes at least one roll over at least a portion of the surface of which at least one yarn is conveyed is operative to generate an accumulation signal representative of a wrap accumulation of yarn circumferentially around the surface of the roll.
    Type: Grant
    Filed: October 24, 1997
    Date of Patent: October 12, 1999
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Terry Robin Cain, Edward Joseph Delawski, Donald William Gillespie, Melvin Harry Johnson, John Christopher Modla, Jerry Fuller Potter, Jon Ovitt Stanley