Patents by Inventor Janet M. Strong-Gunderson

Janet M. Strong-Gunderson 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).

  • Biological tracer method
    Patent number: 5807697
    Abstract: The present invention is a biological tracer method for characterizing the movement of a material through a medium, comprising the steps of: introducing a biological tracer comprising a microorganism having ice nucleating activity into a medium; collecting at least one sample of the medium from a point removed from the introduction point; and analyzing the sample for the presence of the biological tracer. The present invention is also a method for using a biological tracer as a label for material identification by introducing a biological tracer having ice nucleating activity into a material, collecting a sample of a portion of the labelled material and analyzing the sample for the presence of the biological tracer.
    Type: Grant
    Filed: April 19, 1996
    Date of Patent: September 15, 1998
    Assignee: Lockheed Martin Energy Systems, Inc.
    Inventors: Janet M. Strong-Gunderson, Anthony V. Palumbo