Patents by Inventor Gerhard Napp

Gerhard Napp 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).

  • Switched mode power supply transformer
    Patent number: 4500833
    Abstract: A switched mode power supply transformer, particularly for a television receiver, including a primary winding and a secondary winding with the primary winding and the secondary winding each being subdivided into a plurality of respective partial windings. The partial windings of the primary lie in a first group of chambers and the partial windings of the secondary lie in a second group of chambers of a chamber coil body, and the chambers of both groups are nested or interleaved with one another.
    Type: Grant
    Filed: July 26, 1982
    Date of Patent: February 19, 1985
    Assignee: Licentia Patent-Verwaltungs-G.m.b.H.
    Inventors: Gerhard Napp, Ulrich Bieringer, Heinz Kreismer, Walter Goseberg