Patents by Inventor Hans-Dieter Lessmann

Hans-Dieter Lessmann 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 determining the concentration of fructosamine using a standard solution and method of calibrating the standard solution
    Patent number: 5116762
    Abstract: The present invention provides a process for the determination of fructosamine in body fluids using as a standard, a solution which contains a peptide or protein, the amino acid units of which consist of at least 25% of lysine and/or ornithine and is present in glycosylated form.The present invention also provides a standard solution for the determination of fructosamine containing a peptide or protein, the amino acid unit content of which consists of at least 25% lysine and/or ornithine and is present in glycosylated form, and a method of calibrating such a standard solution.
    Type: Grant
    Filed: July 10, 1989
    Date of Patent: May 26, 1992
    Assignee: Boehringer Mannheim GmbH
    Inventors: Bernd Vogt, Hans-Dieter Lessmann, Christian Klein, Wolfgang Treiber