Patents by Inventor David F. Giza

David F. Giza 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).

  • Heat exchange apparatus having means for bacterial removal
    Patent number: 5195334
    Abstract: Heat exchange apparatus for food freezer refrigeration units including evaporator coils having liquid santizing spray apparatus mounted for reciprocatory movement across the upstream and downstream faces of the evaporator coils.
    Type: Grant
    Filed: May 24, 1991
    Date of Patent: March 23, 1993
    Assignee: Liquid Carbonic Corporation
    Inventors: Gary D. Lang, David F. Giza