Patents by Inventor Dieter Lummel

Dieter Lummel 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).

  • Continuous monitoring of the coating of a filamentary dielectric material with assistants
    Patent number: 6352739
    Abstract: A method for the continuous monitoring of the coating of a yarnlike dielectric material with assistants comprises applying a solution of said assistants dissolved in a polar solvent to said yarnlike material, then passing said yarnlike material between the electrodes of a downline capacitive measuring element, determining the capacity changes of said downline capacitive measuring element, and using said capacity changes to calculate the unevenness of the layer thickness of the applied solution.
    Type: Grant
    Filed: August 30, 1999
    Date of Patent: March 5, 2002
    Assignee: BASF Aktiengesellschaft
    Inventors: Rudolph Hans Gath, Klaus-Dieter Grammatik, Hans-Joachim Weis, Dieter Lummel