Patents by Inventor Peter C. Landgraf

Peter C. Landgraf 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).

  • Floating dielectric plate
    Patent number: 5512254
    Abstract: A floating dielectric plate used in the production of ozone in an ozone generator using the flat plate corona discharge method. The floating of the dielectric plate (4) is created or produced using the window gasket (5) which lays around the dielectric plate (4) and produces a window clearance (12) for the dielectric plate between the corona discharge space gasket (3) and the back up gasket (7) with electric contacts (6).
    Type: Grant
    Filed: December 27, 1994
    Date of Patent: April 30, 1996
    Inventor: Peter C. Landgraf