Patents by Inventor Gerd Janowski

Gerd Janowski 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 purification of penicillin amidase using phenylbutylamine-eupergit
    Patent number: 5326698
    Abstract: An enzyme is purified by absorbing enzymes in an aqueous solution on a specific carrier material T-PbA to which is covalently bound phenyl butylamine ligand groups.
    Type: Grant
    Filed: October 13, 1992
    Date of Patent: July 5, 1994
    Assignee: Roehm GmbH Chemische Fabrik
    Inventors: Volker Kasche, Fridolin Loffler, Dieter Kramer, Gerd Janowski