Patents by Inventor Rudi Denzer

Rudi Denzer 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 for monitoring prepaid postage indicia on mail
    Patent number: 7646885
    Abstract: The inventive method is characterized in that the prepaid postage indicia are checked to see if they contain a predefined security feature. If they do not, at least one selected read area of the mail is checked to determine whether it contains a predefined graphic representation of a prepaid postage indicia.
    Type: Grant
    Filed: January 25, 2002
    Date of Patent: January 12, 2010
    Assignee: Deutsche Post AG
    Inventors: Rudi Denzer, Carsten Vullriede, Jörg Diefenbach
  • Method and device for monitoring stamps on mail
    Patent number: 7529386
    Abstract: The invention relates to a method for monitoring postage indicia on mail items. According to the invention, graphic information is captured in at least one selected read area of the mail, whereupon the stored graphic information is compared to the graphic representation of the postage indicia. If the graphic information does not match one of the stored images, said mail is subjected to another monitoring step. The invention also relates to a device which is suitable for carrying out the inventive method.
    Type: Grant
    Filed: January 23, 2002
    Date of Patent: May 5, 2009
    Assignee: Deutsche Post AG
    Inventors: Rudi Denzer, Carsten Vullriede, Jörg Diefenbach
  • Method for monitoring prepaid stamps on mail
    Publication number: 20040105572
    Abstract: The inventive method is characterized in that the prepaid postage indicia are checked to see if they contain a predefined security feature. If they do not, at least one selected read area of the mail is checked to determine whether it contains a predefined graphic representation of a prepaid postage indicia.
    Type: Application
    Filed: January 5, 2004
    Publication date: June 3, 2004
    Inventors: Rudi Denzer, Carsten Vullriede, Jorg Diefenbach
  • Method and device for monitoring stamps on mail
    Publication number: 20040096081
    Abstract: The invention relates to a method for monitoring the stamps on mail items. According to the invention, said method is characterized in that graphic information is captured in at least one selected read area of the mail, whereupon the stored graphic information is compared to the graphic representation of the stamps. If the graphic information does not match one of the stored images, said mail is subjected to a another monitoring step. The invention also relates to a device which is suitable for carrying out the above-mentioned method.
    Type: Application
    Filed: January 5, 2004
    Publication date: May 20, 2004
    Inventors: Rudi Denzer, Carsten Vullriede, Jorg Diefenbach