Patents by Inventor Ilona STENGEL

Ilona STENGEL 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).

  • Materials for organic electroluminescent devices
    Patent number: 11767299
    Abstract: The present invention relates to compounds of the formula (1) which are suitable for use in electronic devices, in particular organic electroluminescent devices, and to electronic devices which comprise these compounds.
    Type: Grant
    Filed: June 20, 2018
    Date of Patent: September 26, 2023
    Assignee: Merck Patent GmbH
    Inventors: Ilona Stengel, Kathy Vinokurov, Frank Voges, Aurélie Ludemann
  • MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES
    Publication number: 20230048904
    Abstract: The present invention relates to compounds of the formula (1) which are suitable for use in electronic devices, in particular organic electroluminescent devices, and to electronic devices which comprise these compounds.
    Type: Application
    Filed: September 21, 2020
    Publication date: February 16, 2023
    Inventors: Ilona STENGEL, Aaron LACKNER, Lara-lsabel RODRIGUEZ, Charlotte WALTER, Amel MEKIC
  • MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES
    Publication number: 20230051376
    Abstract: The present invention relates to compounds of the formula (1) which are suitable for use in electronic devices, in particular organic electroluminescent devices, and to organic electroluminescent devices which comprise these compounds.
    Type: Application
    Filed: December 2, 2020
    Publication date: February 16, 2023
    Inventors: Ilona STENGEL, Christof PFLUMM, Amel MEKIC
  • MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES
    Publication number: 20230016716
    Abstract: The present invention relates to compounds of the formula (1) which are suitable for use in electronic devices, in particular organic electroluminescent devices, and to electronic devices which comprise these compounds.
    Type: Application
    Filed: November 10, 2020
    Publication date: January 19, 2023
    Inventors: Ilona STENGEL, Aaron LACKNER, Lara-Isabel RODRIGUEZ, Charlotte WALTER, Amel MEKIC
  • Organic electroluminescent device
    Patent number: 11393987
    Abstract: The present invention relates to an organic electroluminescent device comprising a hole-injection layer comprising a metal complex as a main component and a method for producing the organic electroluminescent device.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: July 19, 2022
    Assignee: MERCK PATENT GMBH
    Inventors: Ilona Stengel, Frank Voges, Teresa Mujica-Fernaud, Henning Seim
  • MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES
    Publication number: 20220181552
    Abstract: The present invention relates to compounds of the formula (1) which are suitable for use in electronic devices, in particular organic electroluminescent devices, and to electronic devices which comprise these compounds.
    Type: Application
    Filed: April 8, 2020
    Publication date: June 9, 2022
    Inventors: Ilona STENGEL, Aaron LACKNER, Lara-Isabel RODRIGUEZ, Charlotte WALTER, Amel MEKIC
  • ELECTROLUMINESCENT DEVICES
    Publication number: 20220045276
    Abstract: The present invention describes electronic devices and compositions that can be used in electronic devices.
    Type: Application
    Filed: September 12, 2019
    Publication date: February 10, 2022
    Inventors: Ilona STENGEL, Antonia MORHERR, Falk MAY, Aaron LACKNER, Christof PFLUMM, Amel MEKIC, Nils HAASE
  • ELECTROLUMINESCENT DEVICES
    Publication number: 20220045277
    Abstract: The present invention describes electronic devices and compositions that can be used in electronic devices.
    Type: Application
    Filed: September 12, 2019
    Publication date: February 10, 2022
    Applicant: Merck Patent GmbH
    Inventors: Ilona STENGEL, Antonia MORHERR, Falk MAY, Aaron LACKNER, Christof PFLUMM, Amel MEKIC, Nils HAASE
  • COMPOUNDS FOR ELECTRONIC DEVICES
    Publication number: 20210020850
    Abstract: The present application relates to an amine compound of formula (I) which is suitable for use in electronic devices.
    Type: Application
    Filed: March 6, 2019
    Publication date: January 21, 2021
    Inventors: Ilona STENGEL, Florian MAIER-FLAIG, Philipp HARBACH, Elvira MONTENEGRO, Aurélie LUDEMANN
  • MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES
    Publication number: 20210020843
    Abstract: The present invention relates to compounds of the formula (1) which are suitable for use in electronic devices, in particular organic electroluminescent devices, and to electronic devices which comprise these compounds.
    Type: Application
    Filed: March 12, 2019
    Publication date: January 21, 2021
    Inventors: Ilona STENGEL, Kathy Ekaterina VINOKUROV, Frank VOGES, Thomas EBERLE, Teresa MUJICA-FERNAUD, Christof PFLUMM
  • COMPOUNDS FOR ELECTRONIC DEVICES
    Publication number: 20200399251
    Abstract: The present application relates to an amine compound according to formula (I), (II) or (III) which is suitable for use in electronic devices.
    Type: Application
    Filed: March 6, 2019
    Publication date: December 24, 2020
    Inventors: Ilona STENGEL, Florian MAIER-FLAIG, Philipp HARBACH, Elvira MONTENEGRO, Aurélie LUDEMANN
  • MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES
    Publication number: 20200190039
    Abstract: The present invention relates to compounds of the formula (1) which are suitable for use in electronic devices, in particular organic electroluminescent devices, and to electronic devices which comprise these compounds.
    Type: Application
    Filed: June 20, 2018
    Publication date: June 18, 2020
    Inventors: Ilona STENGEL, Kathy VINOKUROV, Frank VOGES, Aurélie LUDEMANN
  • ORGANIC ELECTROLUMINESCENT DEVICE
    Publication number: 20190372025
    Abstract: The present invention relates to an organic electroluminescent device comprising a hole-injection layer comprising a metal complex as a main component and a method for producing the organic electroluminescent device.
    Type: Application
    Filed: February 27, 2018
    Publication date: December 5, 2019
    Applicants: Merck Patent GmbH, Merck Patent GmbH
    Inventors: Ilona STENGEL, Frank VOGES, Teresa MUJICA-FERNAUD, Henning SEIM
  • Transition metal complexes with tripodal ligands and the use thereof in OLEDs
    Patent number: 10490754
    Abstract: The present invention relates to metal complexes of the general formula L1ML2 (I), wherein M is selected from Ir and Rh, L1 is a ligand of formula L2 is a ligand of formula to OLEDs (Organic Light-Emitting Diodes) which comprise such complexes, to a device selected from the group consisting of illuminating elements, stationary visual display units and mobile visual display units comprising such an OLED, to the use of such a metal complex in OLEDs, for example as emitter, matrix material, charge transport material and/or charge or exciton blocker.
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: November 26, 2019
    Assignee: UDC IRELAND LIMITED
    Inventor: Ilona Stengel
  • HIGHLY EFFICIENT OLED DEVICES WITH VERY SHORT DECAY TIMES
    Publication number: 20180182980
    Abstract: The present invention relates to organic light-emitting devices comprising (a) an anode, (i) a cathode, and (e) an emitting layer between the anode and cathode, comprising 40.01 to 99.95% by weight of a luminescent organometallic complex X having a difference of the singlet energy (ES1(X)) and the triplet energy (ET1(X)) of smaller than 0.2 eV [?(ES1(X))?(ET1(X))<0.2 eV], 0.05 to 5.00% by weight of a fluorescent emitter Y and 0 to 59.94% by weight of a host compound(s), wherein the amount of the organometallic complex X, the fluorescent emitter Y and the host compound(s) adds up to a total of 100% by weight and the singlet energy of the luminescent organometallic complex X (ES1(X)) is greater than the singlet energy of the fluorescent emitter Y (ES1(Y)) [(ES1(X))>ES1(Y)].
    Type: Application
    Filed: May 31, 2016
    Publication date: June 28, 2018
    Inventors: Christian Lennartz, Falk May, Hannah Stephanie Mangold, Minlu Zhang, Glauco Battagliarin, Ilona Stengel, Thomas Wesley Holcombe, Stefan Metz
  • Transition Metal Complexes with Tripodal Ligands and the Use Thereof in OLEDs
    Publication number: 20170194576
    Abstract: The present invention relates to metal complexes of the general formula L1ML2 (I), wherein M is selected from Ir and Rh, L1 is a ligand of formula L2 is a ligand of formula to OLEDs (Organic Light-Emitting Diodes) which comprise such complexes, to a device selected from the group consisting of illuminating elements, stationary visual display units and mobile visual display units comprising such an OLED, to the use of such a metal complex in OLEDs, for example as emitter, matrix material, charge transport material and/or charge or exciton blocker.
    Type: Application
    Filed: December 22, 2016
    Publication date: July 6, 2017
    Inventor: Ilona Stengel
  • SILYL-BENZIMIDAZOLO[1,2-A]BENZIMIDAZOLE AS HOST FOR ORGANIC LIGHT EMITTING DIODES
    Publication number: 20170025627
    Abstract: The present invention relates to compounds of formula (I) and their use in electronic devices, especially electroluminescent devices. When used as hole transport material in electroluminescent devices, the compounds of formula (I) may provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.
    Type: Application
    Filed: March 26, 2015
    Publication date: January 26, 2017
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Thomas SCHAEFER, Ilona STENGEL, Ute HEINEMEYER, Hideaki NAGASHIMA, Kristina BARDON