Patents by Inventor Daniel Dumourier

Daniel Dumourier 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).

  • X-ray tube power supply inverter switch
    Patent number: 10727830
    Abstract: A switch of an inverter of an X-ray tube power supply including: at least four MOSFETs aligned in parallel; a plurality of intermediate radiators positioned between the MOSFETs in order to separate two successive MOSFETs; at least four snubbers positioned in parallel, each being positioned beside a MOSFET; a control unit of said switch positioned so that the succession of MOSFETs is positioned between the alignment of snubbers and the control unit.
    Type: Grant
    Filed: September 10, 2014
    Date of Patent: July 28, 2020
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Nicolas Levilly, Denis Perrilliat-Amede, Patrick Feat, Daniel Dumourier, Elie Herve
  • APPARATUS FOR SWITCHING
    Publication number: 20160315606
    Abstract: A switch of an inverter of an X-ray tube power supply including: at least four MOSFETs aligned in parallel; a plurality of intermediate radiators positioned between the MOSFETs in order to separate two successive MOSFETs; at least four snubbers positioned in parallel, each being positioned beside a MOSFET; a control unit of said switch positioned so that the succession of MOSFETs is positioned between the alignment of snubbers and the control unit.
    Type: Application
    Filed: September 10, 2014
    Publication date: October 27, 2016
    Applicant: General Electric Company
    Inventors: Nicolas Levilly, Denis Perrilliat-Amede, Patrick Feat, Daniel Dumourier, Elie Herve
  • REPAIRABLE MONOBLOCK X-RAY GENERATING DEVICE
    Publication number: 20120002789
    Abstract: A monoblock X-ray generating device is provided. The device includes a rotor, a stator, an anode and a cathode positioned in a first module, the first module comprising a first cooling circuit. The device further includes a high voltage transformer positioned in a second module, the second module comprising a second cooling circuit. The first and second cooling circuits are positioned apart from each other, and one of the first and the second modules comprises a male connector and the other of the first and the second modules comprises a mating female connector.
    Type: Application
    Filed: June 16, 2011
    Publication date: January 5, 2012
    Inventors: Gwenael LEMARCHAND, Philippe Ernest, Philippe Blin, Thierry Toledo, Daniel Dumourier