Patents by Inventor Hinrich Munster

Hinrich Munster 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).

  • Drawing device for synthetic filaments
    Patent number: 5251364
    Abstract: An improved draw pin device for use in drawing synthetic filaments is disclosed, the draw pin being rotated stepwise by means of a stepper switch device with the rotation being affected by the pulling action of the filaments.
    Type: Grant
    Filed: June 9, 1992
    Date of Patent: October 12, 1993
    Assignee: E. I. du Pont de Nemours and Company
    Inventor: Hinrich Munster