Patents by Inventor Pamela Schroegel

Pamela Schroegel 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).

  • Cyclic phosphazene compounds and use thereof in organic light emitting diodes
    Patent number: 8859110
    Abstract: An organic light-emitting diode comprising at least one cyclic phosphazene compound, a light-emitting layer formed from at least one matrix material and at least one emitter material, wherein the at least one matrix material comprises at least one cyclic phosphazene compound, the use of cyclic phosphazene compounds in organic light-emitting diodes and a device selected from the group consisting of stationary visual display units, mobile visual display units and illumination units comprising at least one inventive organic light-emitting diode, and selected cyclic phosphazene compounds and processes for preparing them.
    Type: Grant
    Filed: June 17, 2009
    Date of Patent: October 14, 2014
    Assignees: BASF SE, Koninklijke Philips Electronics N.V., Osram Opto Semiconductors GmbH, Siemens Aktiengesellschaft
    Inventors: Evelyn Fuchs, Oliver Molt, Nicolle Langer, Christian Lennartz, Peter Strohriegl, Pamela Schroegel, Herbert Friedrich Boerner, Volker Van Elsbergen, Arvid Hunze, Ralf Krause, Guenter Schmid
  • CYCLIC PHOSPHAZENE COMPOUNDS AND USE THEREOF IN ORGANIC LIGHT EMITTING DIODES
    Publication number: 20110172423
    Abstract: An organic light-emitting diode comprising at least one cyclic phosphazene compound, a light-emitting layer formed from at least one matrix material and at least one emitter material, wherein the at least one matrix material comprises at least one cyclic phosphazene compound, the use of cyclic phosphazene compounds in organic light-emitting diodes and a device selected from the group consisting of stationary visual display units, mobile visual display units and illumination units comprising at least one inventive organic light-emitting diode, and selected cyclic phosphazene compounds and processes for preparing them.
    Type: Application
    Filed: June 17, 2009
    Publication date: July 14, 2011
    Applicants: BASF SE, KONINKLIJKE PHILIPS ELECTRONICS N.V., OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Evelyn Fuchs, Oliver Molt, Nicolle Langer, Christian Lennartz, Peter Strohriegl, Pamela Schroegel, Herbert Friedrich Boerner, Volker Van Elsbergen, Arvid Hunze, Ralf Krause