Patents by Inventor Wouter M. Wissink

Wouter M. Wissink 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).

  • Planar transformer
    Patent number: 6307457
    Abstract: Planar windings of the secondary coil have outward extending portions which on the outside, so that the vias are situated at a larger distance from the core. In a planar transformer, also the turns of the primary coil may extend parallel to each other. In this manner, it is possible to further reduce the size of the transformer, while the power loss is minimal.
    Type: Grant
    Filed: December 11, 1998
    Date of Patent: October 23, 2001
    Assignee: U.S. Philips Corporation
    Inventors: Wouter M. Wissink, Pieter J. M. Smidt, Jan W. Arets