Patents by Inventor Beiheng Cui

Beiheng Cui 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 and device for detection of untextured yarn sections in textured filament yarns
    Patent number: 6303938
    Abstract: A method for detecting untextured or defectively textured yarn segments in textured filament yarns during the texturing process, in which the textured yarn is continuously measured by the measurement, conditioning and evaluation of high-frequency measurement signals as evidence of untextured or defectively textured yarn segments.
    Type: Grant
    Filed: June 18, 1999
    Date of Patent: October 16, 2001
    Assignees: Deutsche Institute fur Textil-und Faserforschung, Stiftung des Offentlichen Rechts
    Inventors: Helmut Weinsdorfer, Beiheng Cui