Patents by Inventor Harald Oehlmann

Harald Oehlmann 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 of reading a data carrier including multiple rows of bar code
    Patent number: 5235172
    Abstract: A data carrier has been described, wherein a bar code is arranged line by line in the data face of a data carrier. At the start and at the end of each line, an additional field is provided in which is arranged a line indicator. The line indicator equally exhibits a bar combination corresponding to the selected bar code. The additional fields of the first line contain the total number of the lines, with the total number being coded as a letter.
    Type: Grant
    Filed: September 24, 1992
    Date of Patent: August 10, 1993
    Inventor: Harald Oehlmann