Patents by Inventor Harald Dellian

Harald Dellian 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).

  • Electronic ballast for a lamp to be operated using iterative voltage pulses
    Publication number: 20050035719
    Abstract: The invention relates to a ballast and its operating method for a dielectrically impeded discharge lamp. The ballast contains a transformer having a third winding which can be short-circuited via a switch. By this means, the injection of the voltage pulse into the lamp circuit may be controlled by an external trigger signal.
    Type: Application
    Filed: August 3, 2004
    Publication date: February 17, 2005
    Applicant: PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCH GLUHLAMPEN MBH
    Inventors: Harald Dellian, Reinhard Lecheler, Oskar Schallmoser