Patents by Inventor Norbert Pewny

Norbert Pewny 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).

  • High energy dissipation harmonic filter reactor
    Patent number: 5202584
    Abstract: An air core inductor having mounted thereon a band of material of selected characteristics providing only an electromagnetically coupled resistance that reflects back into the windings of the inductor for filtering applications.
    Type: Grant
    Filed: August 30, 1991
    Date of Patent: April 13, 1993
    Assignee: BBA Canada Limited
    Inventors: Patrick E. Burke, Norbert Pewny