Patents by Inventor Jonathan P. Nord

Jonathan P. Nord 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).

  • Lower costs and increased power density in stirling cycle machines
    Patent number: 8640454
    Abstract: A Stirling Cycle device including a plurality of Stirling Cycle machines, each operating out of phase with the other Stirling Cycle machines and sharing at least one heat exchanger flow path.
    Type: Grant
    Filed: February 25, 2011
    Date of Patent: February 4, 2014
    Inventor: Jonathan P. Nord
  • Circuit for reduction of voltage stress between windings
    Patent number: 7307859
    Abstract: The present invention is a high voltage power converter having primary and secondary winding sets in a single planar layer stacked in increasing voltage and arranged without the use of a conductor. Substantially no AC stress exists between winding sets.
    Type: Grant
    Filed: October 17, 2005
    Date of Patent: December 11, 2007
    Inventor: Jonathan P. Nord