Patents by Inventor Volker Hausen

Volker Hausen 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 detecting foreign bodies in cigarettes
    Patent number: 7004177
    Abstract: The invention relates to a method for detecting and selecting foreign parts in cigarettes, in which the tobacco is exposed in the vicinity of the cigarette maker to microwave radiation and both a signal SD relating to the tobacco density and a signal SF relating to the tobacco moisture are generated. The density signal SD and moisture signal SF are evaluated in combination with one another for the detection of the presence or absence of foreign parts in the tobacco.
    Type: Grant
    Filed: July 18, 2001
    Date of Patent: February 28, 2006
    Assignee: Reemtsma Cigarettenfabriken GmbH
    Inventors: Udo Demmer, Volker Hausen
  • Method and device for detecting foreign bodies in cigarettes
    Publication number: 20030178036
    Abstract: The invention relates to a method for detecting and selecting foreign parts in cigarettes, in which the tobacco is exposed in the vicinity of the cigarette maker to microwave radiation and both a signal SD relating to the tobacco density and a signal SF relating to the tobacco moisture are generated. The density signal SD and moisture signal SF are evaluated in combination with one another for the detection of the presence or absence of foreign parts in the tobacco.
    Type: Application
    Filed: May 23, 2003
    Publication date: September 25, 2003
    Inventors: Udo Demmer, Volker Hausen