Patents by Inventor Nina Riegel

Nina Riegel 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).

  • Patent number: 10930890
    Abstract: An organic optoelectronic component includes an organic functional layer stack between a first electrode and a second electrode including a light-emitting layer formed to emit radiation during operation of the component; a coupling-out layer arranged above the first electrode and/or the second electrode which is in a beam path of the radiation of the light-emitting layer; and a protective layer above the coupling-out layer, wherein the coupling-out layer includes a structured layer and a planarization layer arranged thereabove and the structured layer has a structured surface structured at least in places, the planarization layer planarizes the structured surface of the structured layer, the protective layer cannot be removed without at least partially destroying the coupling-out layer, and adhesion of the structured layer to the planarization layer is smaller than adhesion of the protective layer to the planarization layer.
    Type: Grant
    Filed: August 18, 2020
    Date of Patent: February 23, 2021
    Assignee: PICTIVA DISPLAYS INTERNATIONAL LIMITED
    Inventors: Daniel Riedel, Nina Riegel, Thomas Wehlus, Arne Fleissner, Armin Heinrichsdobler
  • Publication number: 20200381666
    Abstract: An organic optoelectronic component includes an organic functional layer stack between a first electrode and a second electrode including a light-emitting layer formed to emit radiation during operation of the component; a coupling-out layer arranged above the first electrode and/or the second electrode which is in a beam path of the radiation of the light-emitting layer; and a protective layer above the coupling-out layer, wherein the coupling-out layer includes a structured layer and a planarization layer arranged thereabove and the structured layer has a structured surface structured at least in places, the planarization layer planarizes the structured surface of the structured layer, the protective layer cannot be removed without at least partially destroying the coupling-out layer, and adhesion of the structured layer to the planarization layer is smaller than adhesion of the protective layer to the planarization layer.
    Type: Application
    Filed: August 18, 2020
    Publication date: December 3, 2020
    Inventors: Daniel Riedel, Nina Riegel, Thomas Wehlus, Arne Fleissner, Armin Heinrichsdobler
  • Patent number: 10804497
    Abstract: An organic optoelectronic component includes an organic functional layer stack between a first electrode and a second electrode including a light-emitting layer formed to emit a radiation during operation of the component, and a coupling-out layer arranged above the first electrode and/or the second electrode which is in a beam path of the radiation of the light-emitting layer, wherein the coupling-out layer includes a structured layer and a planarization layer arranged thereabove and the structured layer has a structured surface structured at least in places, the planarization layer planarizes the structured surface of the structured layer, and a difference in the refractive indices of the structured layer and the planarization layer is smaller than 0.3 at least in places.
    Type: Grant
    Filed: March 20, 2017
    Date of Patent: October 13, 2020
    Assignee: OSRAM OLED GmbH
    Inventors: Daniel Riedel, Nina Riegel, Thomas Wehlus, Arne Fleissner, Armin Heinrichsdobler
  • Publication number: 20200266370
    Abstract: In various aspects, an optoelectronic device is provided. The device may include a first substrate having a first non-planar shape, wherein the first substrate comprises a first shape memory material, a second substrate having a second non-planar shape, wherein the second substrate comprises a second shape memory material, and at least one optoelectronic component, arranged between the first substrate and the second substrate, wherein the first substrate is arranged in a coplanar or substantially coplanar manner with respect to the second substrate.
    Type: Application
    Filed: May 7, 2020
    Publication date: August 20, 2020
    Inventors: Sebastian Wittmann, Arne Fleissner, Erwin Lang, Nina Riegel
  • Patent number: 10693088
    Abstract: In various embodiments, a method for producing an optoelectronic device is provided. The method may include in the following order: providing a substrate, having a first state having a non-planar shape, reshaping the substrate into a second state. The second state has a planar or substantially planar shape. The method may further include forming at least one optoelectronic component on the substrate and reshaping the substrate into a third state. The third state is identical or substantially identical to the first state.
    Type: Grant
    Filed: October 18, 2017
    Date of Patent: June 23, 2020
    Assignee: OSRAM OLED GMBH
    Inventors: Sebastian Wittmann, Arne Fleissner, Erwin Lang, Nina Riegel
  • Patent number: 10529785
    Abstract: The invention relates to an optoelectronic component, the optoelectronic component comprises a light-emitting layer stack, and an electrothermal protection element, which is connected to the layer stack in the component and has a temperature-dependent resistor.
    Type: Grant
    Filed: July 22, 2016
    Date of Patent: January 7, 2020
    Assignee: OSRAM OLED GMBH
    Inventors: Daniel Riedel, Carola Diez, Arne Fleissner, Ulrich Niedermeier, Dominik Pentlehner, Andreas Rausch, Nina Riegel, Johannes Rosenberger, Thomas Wehlus
  • Patent number: 10490767
    Abstract: An organic light-emitting diode includes a carrier; at least two electrodes; an organic layer sequence having at least one active zone that generates light; and light-opaque visual protection layers that have no influence on an emission characteristic of the organic layer sequence and the organic light-emitting diode, one of which is located directly on the carrier, the organic layer sequence is located between the two electrodes and one of the electrodes is attached directly to the carrier, the visual protection layer, viewed in a plan view, completely surrounds the organic layer sequence, at least one of the electrodes is provided with a structuring in a region adjacent to the organic layer sequence in a plan view, in a plan view, the structuring is located completely beside the organic layer sequence, and the structuring is hidden by the visual protection layer for a viewer from outside the organic light-emitting diode.
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: November 26, 2019
    Assignee: OSRAM OLED GmbH
    Inventors: Nina Riegel, Daniel Riedel, Thomas Wehlus, Arne Fleißner, Armin Heinrichsdobler
  • Patent number: 10461276
    Abstract: A method of preventing an analysis of the material composition of an organic optoelectronic component includes: A) providing an organic optoelectronic component having a functional component part and a camouflage layer, and B) determining an overall analysis spectrum of the organic optoelectronic component by IR or X-ray radiation, wherein the overall analysis spectrum is composed of a first analysis spectrum of the functional component part and a second analysis spectrum of the camouflage layer, and determination of the first and/or second analysis spectrum from the overall analysis spectrum is made more difficult or prevented so that, due to the camouflage layer, determination of the material composition of the functional component part is made difficult or prevented.
    Type: Grant
    Filed: February 14, 2017
    Date of Patent: October 29, 2019
    Assignee: OSRAM OLED GmbH
    Inventors: Thomas Wehlus, Daniel Riedel, Arne Fleißner, Armin Heinrichsdobler, Nina Riegel
  • Patent number: 10454069
    Abstract: An organic light-emitting device and a method for producing an organic light emitting device are disclosed. In an embodiment the device includes a substrate and at least one layer sequence arranged on the substrate and suitable for generating electromagnetic radiation. The at least one layer sequence includes at least one first electrode surface arranged on the substrate, at least one second electrode surface arranged on the first electrode surface and an organic functional layer stack having organic functional layers between the first electrode surface and the second electrode surface. The organic functional layer stack includes at least one organic light-emitting layer, wherein the at least one organic light-emitting layer is configured to emit light, wherein the organic functional layer stack includes at least one inhomogeneity layer, and wherein a thickness of the at least one inhomogeneity layer varies in a lateral direction.
    Type: Grant
    Filed: February 18, 2015
    Date of Patent: October 22, 2019
    Assignee: OSRAM OLED GmbH
    Inventors: Daniel Riedel, Thomas Wehlus, Carola Diez, Nina Riegel, Ulrich Niedermeier, Arne Fleißner, Erwin Lang
  • Patent number: 10403842
    Abstract: A light-emitting component is provided including a functional layer stack having at least one light-emitting layer which is set up to generate light during the operation of the component, a first electrode and a second electrode, which are set up to inject charge carriers into the functional layer stack during operation, and an encapsulation arrangement having encapsulation material, which is arranged above at least one of the electrodes and the functional layer stack. At least one of the electrodes is transparent and contains a wavelength conversion substance and/or the encapsulation material is transparent and contains a wavelength conversion substance.
    Type: Grant
    Filed: November 2, 2015
    Date of Patent: September 3, 2019
    Assignee: OSRAM OLED GmbH
    Inventors: Evelyn Trummer-Sailer, Richard Baisl, Dominik Pentlehner, Arne Fleissner, Nina Riegel
  • Patent number: 10312460
    Abstract: An optoelectronic device includes a flexible organic light-emitting diode having a main extension plane, a first retaining element having a first major surface formed in accordance with a bent surface, and a second retaining element, wherein the OLED is arranged between the first retaining element and the second retaining element, and the OLED is mechanically fixed by the first retaining element and/or the second retaining element such that the main extension plane of the OLED is formed in accordance with the bent surface.
    Type: Grant
    Filed: June 9, 2017
    Date of Patent: June 4, 2019
    Assignee: OSRAM OLED GmbH
    Inventors: Daniel Riedel, Nina Riegel, Thomas Wehlus, Arne Fleißner, Armin Heinrichsdobler, Sebastian Wittmann
  • Patent number: 10263214
    Abstract: In various embodiments, an optoelectronic component is provided. The optoelectronic component includes an optically active layer structure on a surface of a planar substrate. The surface in a predefined region is free of optically active layer structure. The optoelectronic component further includes an encapsulation structure having an inorganic encapsulation layer. The inorganic encapsulation layer is formed on or above the optically active layer structure and the surface of the substrate in the predefined region. The inorganic encapsulation layer at least in the predefined region is formed in direct contact with the surface of the substrate. The surface of the substrate at least in the predefined region includes a structuring. The structuring is configured to increase the roughness of the surface. The substrate at least in the predefined region at the surface thereof includes or is formed from an inorganic material.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: April 16, 2019
    Assignee: OSRAM OLED GMBH
    Inventors: Nina Riegel, Sebastian Wittmann, Erwin Lang, Arne Fleissner
  • Publication number: 20190109299
    Abstract: An organic optoelectronic component includes an organic functional layer stack between a first electrode and a second electrode including a light-emitting layer formed to emit a radiation during operation of the component, and a coupling-out layer arranged above the first electrode and/or the second electrode which is in a beam path of the radiation of the light-emitting layer, wherein the coupling-out layer includes a structured layer and a planarization layer arranged thereabove and the structured layer has a structured surface structured at least in places, the planarization layer planarizes the structured surface of the structured layer, and a difference in the refractive indices of the structured layer and the planarization layer is smaller than 0.3 at least in places.
    Type: Application
    Filed: March 20, 2017
    Publication date: April 11, 2019
    Inventors: Daniel Riedel, Nina Riegel, Thomas Wehlus, Arne Fleissner, Armin Heinrichsdobler
  • Patent number: 10236445
    Abstract: According to the present disclosure, a method for producing an optoelectronic component is provided. The method includes forming an organic first layer above a substrate, and forming an organic second layer above the first surface region. The first layer includes a surface. The surface is opposite the substrate and includes a first surface region and a second surface region. The second surface region surrounds the first surface region. The second surface region remains free of the second layer. The first layer and the second layer differ in their chemical composition.
    Type: Grant
    Filed: March 8, 2016
    Date of Patent: March 19, 2019
    Assignee: OSRAM OLED GMBH
    Inventors: Nina Riegel, Arne Fleissner
  • Patent number: 10217940
    Abstract: An optoelectronic device is disclosed. In an embodiment the optoelectronic device includes a light-transmissive first electrode, an electrically conductive track including a metal, and a functional organic region having at least one active region, wherein the electrically conductive track is arranged between the first electrode and the functional organic region and wherein the electrically conductive track is in direct contact with the first electrode and the functional organic region.
    Type: Grant
    Filed: August 12, 2015
    Date of Patent: February 26, 2019
    Assignee: OSRAM OLED GMBH
    Inventors: Thomas Wehlus, Daniel Riedel, Nina Riegel, Silke Scharner, Johannes Rosenberger, Arne Fleissner
  • Patent number: 10217941
    Abstract: A method for producing an organic light-emitting diode and an organic light-emitting diode are disclosed. In an embodiment, the method includes providing a substrate with a continuous application surface, generating multiple adhesion regions on the application surface, the adhesion regions being completely surrounded by the application surface, applying metal nanowires over the entire surface of the application surface, removing the metal nanowires outside of the adhesion regions by a washing process using a solvent such that the remaining metal nanowires completely or partly form a light-permeable electrode of the organic light-emitting diode, and applying an organic layer sequence onto the light-permeable electrode.
    Type: Grant
    Filed: February 5, 2016
    Date of Patent: February 26, 2019
    Assignee: OSRAM OLED GmbH
    Inventors: Silke Scharner, Thomas Wehlus, Nina Riegel, Arne Fleißner, Johannes Rosenberger, Daniel Riedel
  • Publication number: 20190036062
    Abstract: An organic light-emitting diode includes a carrier; at least two electrodes; an organic layer sequence having at least one active zone that generates light; and light-opaque visual protection layers that have no influence on an emission characteristic of the organic layer sequence and the organic light-emitting diode, one of which is located directly on the carrier, the organic layer sequence is located between the two electrodes and one of the electrodes is attached directly to the carrier, the visual protection layer, viewed in a plan view, completely surrounds the organic layer sequence, at least one of the electrodes is provided with a structuring in a region adjacent to the organic layer sequence in a plan view, in a plan view, the structuring is located completely beside the organic layer sequence, and the structuring is hidden by the visual protection layer for a viewer from outside the organic light-emitting diode.
    Type: Application
    Filed: December 21, 2016
    Publication date: January 31, 2019
    Inventors: Nina Riegel, Daniel Riedel, Thomas Wehlus, Arne Fleißner, Armin Heinrichsdobler
  • Patent number: 10180566
    Abstract: A lighting device includes a carrier, in which a laterally extended cavity is formed, a light source arranged alongside the cavity and serving for generating light that propagates from the light source through the cavity, a fluid reservoir for receiving a fluid, and a microfluid pump, which is designed for shifting the fluid received in the fluid reservoir between the fluid reservoir and the cavity.
    Type: Grant
    Filed: March 16, 2016
    Date of Patent: January 15, 2019
    Assignee: OSRAM OLED GMBH
    Inventors: Nina Riegel, Thomas Wehlus, Dominik Pentlehner
  • Patent number: 10177202
    Abstract: A double-sided emissive organic display device includes a carrier, a control element layer structure above the carrier, a plurality of first organic light emitting components, which are formed above the carrier, which are electrically connected to the control element layer structure and which are driven by means of the control element layer structure during the operation of the double-sided emissive organic display device and emit first light substantially in a direction toward the carrier, and a plurality of second organic light emitting components, which are formed above the control element layer structure and which are electrically connected to the control element layer structure and which are driven by means of the control element layer structure during the operation of the double-sided emissive organic display device and emit second light substantially in a direction away from the carrier.
    Type: Grant
    Filed: March 4, 2016
    Date of Patent: January 8, 2019
    Assignee: OSRAM OLED GmbH
    Inventors: Arne Fleissner, Simon Schicktanz, Erwin Lang, Nina Riegel, Egbert Hoefling
  • Publication number: 20180374910
    Abstract: The invention relates to an optoelectronic component, the optoelectronic component comprises a light-emitting layer stack, and an electrothermal protection element, which is connected to the layer stack in the component and has a temperature-dependent resistor.
    Type: Application
    Filed: July 22, 2016
    Publication date: December 27, 2018
    Applicant: OSRAM OLED GmbH
    Inventors: Daniel Riedel, Carola Diez, Arne Fleissner, Ulrich Niedermeier, Dominik Pentlehner, Andreas Rausch, Nina Riegel, Johannes Rosenberger, Thomas Wehlus