Patents by Inventor Stefan Groetsch

Stefan Groetsch 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: 11918965
    Abstract: Described herein is a production system including a unit, wherein the unit includes a subunit (1.1) for continuous manufacture of formulations. The subunit includes a combination of a small-volume process mixer and a buffer tank, means of feeding defined amounts of feedstocks into the process mixer, a measurement unit for ascertaining properties of a formulation manufactured in the process mixer, an evaluation unit for determining a deviation of properties of the formulation manufactured in the process mixer from the properties of a predefined target state, and a unit for adjusting the feed of feedstocks in view of the deviations. Also described herein is a process for manufacturing formulations.
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: March 5, 2024
    Assignee: BASF COATINGS GMBH
    Inventors: Frank Joege, Bernhard Hueser, Ralf Berg, Stefan Groetsch, Jeremy Fouillet, Michael Kolbe, Jan Berg
  • Patent number: 11883788
    Abstract: The present invention relates to a production system for manufacturing of formulations, comprising a unit (1). The unit (1) includes a subunit (1.1) which includes a combination of a process mixer and a buffer tank, means of feeding defined amounts of feedstocks into the process mixer, a measurement unit for ascertaining properties of a part-batch of a formulation manufactured in the process mixer, an evaluation unit for determining a deviation of properties of the part-batches manufactured in the process mixer from the properties of a predefined target state, and a unit for adjusting the feed of feedstocks in view of the deviations. The present invention also relates to a process for manufacturing formulations.
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: January 30, 2024
    Assignee: BASF COATINGS GMBH
    Inventors: Frank Joege, Bernhard Hueser, Ralf Berg, Stefan Groetsch, Jeremy Fouillet, Michael Kolbe, Jan Berg
  • Patent number: 11774555
    Abstract: Provided is a measuring system (1), which comprises a sender unit (10) with at least one individually operable LED lighting unit (12) with a luminous area which has a characteristic longitudinal extent (107) of less than or equal to 100 ?m and/or a surface area of less than or equal to 104 ?m2, wherein the LED lighting unit (12) is configured to emit at least one light pulse as a sender signal (11) during operation, and comprises the one receiver unit (20) with at least one detector unit (22) for receiving a return signal (21), which comprises at least a part of the sender signal (11) reflected by an external object. Furthermore, use of at least one individually operable LED lighting unit as a sender unit in a measuring system, a method for operating a measuring system and a lighting source having a measuring system are provided.
    Type: Grant
    Filed: November 18, 2020
    Date of Patent: October 3, 2023
    Assignee: OSRAM OLED GMBH
    Inventors: Hubert Halbritter, Stefan Groetsch
  • Patent number: 11614215
    Abstract: A lighting device includes a pixel array of light-emitting pixels arranged next to one another. The pixel array includes light-emitting pixels with different pixel shapes.
    Type: Grant
    Filed: August 2, 2019
    Date of Patent: March 28, 2023
    Assignee: OSRAM OLED GMBH
    Inventors: Robert Regensburger, Stefan Groetsch, Ulrich Frei, Peter Brick
  • Patent number: 11450794
    Abstract: A carrier and a component are disclosed. In an embodiment a component includes a semiconductor chip including a substrate and a semiconductor body arranged thereon and a metallic carrier having a coefficient of thermal expansion which is at least 1.5 times greater than a coefficient of thermal expansion of the substrate or of the semiconductor chip, wherein the semiconductor chip is attached to a mounting surface of the metallic carrier by a connection layer such that the connection layer is located between the semiconductor chip and a buffer layer and adjoins a rear side of the semiconductor chip, wherein the buffer layer has a yield stress which is at least 10 MPa and at most 300 MPa, and wherein the substrate of the semiconductor chip and the metallic carrier of the component have a higher yield stress than the buffer layer.
    Type: Grant
    Filed: July 23, 2018
    Date of Patent: September 20, 2022
    Assignee: OSRAM OLED GMBH
    Inventors: Paola Altieri-Weimar, Ingo Neudecker, Michael Zitzlsperger, Stefan Groetsch, Holger Klassen
  • Publication number: 20220272811
    Abstract: An assembly of electronic semiconductor components includes a carrier, at least one optoelectronic semiconductor component, a varactor component and a receiving element. The optoelectronic semiconductor component, the varactor component and the receiving element are arranged on the carrier. The optoelectronic semiconductor component and the varactor component are formed with the same semiconductor material. The optoelectronic semiconductor component has an active region configured for emitting electromagnetic radiation. The varactor component together with the receiving element forms a tunable resonant circuit. The resonant circuit is configured to draw energy for operating the optoelectronic semiconductor component from an alternating electromagnetic field.
    Type: Application
    Filed: July 8, 2020
    Publication date: August 25, 2022
    Inventors: Victor GOLDRIN, Stefan GRÖTSCH
  • Publication number: 20220244555
    Abstract: An optoelectronic device, in particular a display device, comprises: at least one optoelectronic light source, an at least partially transparent front layer, an at least partially transparent support layer, wherein the light source is arranged between the front layer and the support layer, wherein a front side of the light source faces the front layer and a rear side of the light source faces the support layer, and wherein a limiting device is provided in a circumferential direction around the light source, wherein the limiting device limits a spatial region, in which the light source emits light such that total internal reflection of the emitted light, in particular at an interface between the front layer and the outside, is avoided or at least reduced.
    Type: Application
    Filed: October 29, 2020
    Publication date: August 4, 2022
    Applicant: OSRAM Opto Semiconductors GmbH
    Inventors: Andreas DOBNER, Uli HILLER, Peter BRICK, Hubert HALBRITTER, Thomas SCHWARZ, Michael WITTMANN, Stefan GROETSCH, Simon SCHWALENBERG, Sebastian WITTMANN
  • Publication number: 20220238497
    Abstract: An optoelectronic device, in particular an at least semi-transparent pane for example for a vehicle, comprises: a cover layer, a carrier layer, an intermediate layer between the cover layer and the carrier layer, wherein at least one and preferably a plurality of optoelectronic light sources, in particular ?LEDS, is arranged on at least one surface of the intermediate layer and/or is at least partially embedded in the intermediate layer, wherein the intermediate layer is adapted such that light emitted by the optoelectronic light sources at least partially spreads in and along the intermediate layer and exits the intermediate layer within and/or at a pre-set distance to the respective optoelectronic light source in a direction through the cover layer and/or through the carrier layer.
    Type: Application
    Filed: October 29, 2020
    Publication date: July 28, 2022
    Inventors: Michael BRANDL, Andreas DOBNER, Matthias GOLDBACH, Sebastian WITTMANN, Uli HILLER, Markus KLEIN, Thomas SCHWARZ, Andreas WALDSCHIK, Michael WITTMANN, Matthias BRUCKSCHLOEGL, Stefan GROETSCH, Rainer HUBER, Peter BRICK, Ludwig HOFBAUER
  • Publication number: 20220227230
    Abstract: An optoelectronic device comprises a plurality of layer segments, in particular intermediate layer segments, arranged between a cover layer and a carrier layer. At least one optoelectronic component is arranged on at least one of the plurality of layer segments and a first and a second layer segment of the plurality of the layer segments are overlapping each other along a first direction each forming a respective boundary region. The first layer segment comprises at least one first contact pad and the second layer segment comprises at least one second contact pad, wherein the at least one first and second contact pad are arranged in the respective boundary region facing each other and being mechanically and electrically connected. The at least one first and second contact pad each comprises a plurality of nanowires which are at least partially made of conductive material such as for example copper, gold, or nickel.
    Type: Application
    Filed: October 29, 2020
    Publication date: July 21, 2022
    Inventors: Matthias GOLDBACH, Stefan GROETSCH, Ludwig HOFBAUER, Sebastian WITTMANN, Robert REGENSBURGER, Thomas SCHWARZ, Michael BRANDL, Andreas DOBNER, Sebastian STIGLER
  • Patent number: 11344856
    Abstract: Described herein is a modular production system for the production of formulations, the module production system including a first unit for the production of formulations and a second unit for the receipt and removal from storage of piece goods and loading units and for the provision of piece goods. Also described herein is a process for producing formulations using the modular production system.
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: May 31, 2022
    Assignee: BASF COATINGS GMBH
    Inventors: Frank Joege, Bernhard Hueser, Ralf Berg, Stefan Groetsch, Jeremy Fouillet, Michael Kolbe, Jan Berg
  • Publication number: 20220167334
    Abstract: An optoelectronic device comprises a plurality of optoelectronic light sources being arranged on a first layer, in particular an intermediate layer being arranged between a cover layer and a carrier layer. The first layer comprises or consists of an at least partially transparent material and each optoelectronic light source of the plurality of optoelectronic light sources comprises an individual light converter for converting light emitted by the associated light source into converted light. The light converter of each optoelectronic light source is arranged on the first layer and/or the associated optoelectronic light source.
    Type: Application
    Filed: December 3, 2021
    Publication date: May 26, 2022
    Inventors: Michael Brandl, Andreas Dobner, Matthias Goldbach, Sebastian Wittmann, Uli Hiller, Markus Klein, Thomas Schwarz, Andreas Waldschik, Michael Wittmann, Matthias Bruckschloegl, Stefan Groetsch, Rainer Huber, Peter Brick, Ludwig Hofbauer
  • Publication number: 20220149019
    Abstract: An optoelectronic device comprises a layer stack, which includes a carrier layer, a cover layer, and a first layer. The first layer is in particular an intermediate layer, arranged between the cover layer and the carrier layer. At least one electronic or optoelectronic element, in particular an optoelectronic light source, is arranged on the first layer and at least one layer of the layer stack and preferably all layers of the layer stack are at least partially transparent. The layer stack comprises at least one layer which comprises particles with a high thermal conductivity and/or at least one thermally conductive layer which is arranged between two adjacent layers of the layer stack.
    Type: Application
    Filed: December 3, 2021
    Publication date: May 12, 2022
    Inventors: Michael Brandl, Andreas Dobner, Matthias Goldbach, Sebastian Wittmann, Uli Hiller, Markus Klein, Thomas Schwarz, Andreas Waldschik, Michael Wittmann, Matthias Bruckschloegl, Stefan Groetsch, Rainer Huber, Peter Brick, Ludwig Hofbauer
  • Publication number: 20220105358
    Abstract: Optoelectronic radiation device, in particular for generating and emitting health-promoting and regenerative radiation, comprising: at least one or more optoelectronic radiation sources configured to generate infrared radiation, and at least one optoelectronic radiation source for generating white light, wherein the infrared radiation is in an infrared spectral range between 600 nm and 900 nm.
    Type: Application
    Filed: January 29, 2020
    Publication date: April 7, 2022
    Inventors: Alexander WILM, Markus HOFMANN, Rainer HUBER, Stefan GROETSCH, Stefan LORENZ, Stefan MORGOTT
  • Publication number: 20220020904
    Abstract: An optoelectronic light emitting device includes a pixel with a transparent or translucent carrier substrate, on which a semiconductor light emitting arrangement with at least one micro LED is arranged. The micro LED extends over a partial area of the pixel. The main radiation direction of the semiconductor light emitting arrangement is directed onto a backscattering surface element arranged behind the transparent carrier substrate in viewing direction. The semiconductor light emitting arrangement includes a beam shaping element.
    Type: Application
    Filed: December 17, 2019
    Publication date: January 20, 2022
    Inventors: Thomas SCHWARZ, Andreas DOBNER, Frank SINGER, Stefan GROETSCH
  • Patent number: 11187392
    Abstract: A headlamp includes a first semiconductor chip and a second semiconductor chip for generating light. The first and second semiconductor chips each include several pixels. A first optics is arranged to direct light from the first semiconductor chip with a first magnification into a base region. Via a second optics, light of the second semiconductor chip is directed into a bright region with a second magnification. The second magnification is between 0.3 times and 0.7 times the first magnification inclusive, so that the bright region is smaller than the base region. The bright region is within the base region.
    Type: Grant
    Filed: November 16, 2018
    Date of Patent: November 30, 2021
    Assignee: OSRAM OLED GmbH
    Inventors: Stefan Grötsch, Joachim Reill
  • Patent number: 11149913
    Abstract: A headlamp includes a first semiconductor chip and a second semiconductor chip for generating light. The first and second semiconductor chips each include several pixels. A first optics is arranged to direct light from the first semiconductor chip with a first magnification into a base region. Via a second optics, light of the second semiconductor chip is directed into a bright region with a second magnification. The second magnification is between 0.3 times and 0.7 times the first magnification inclusive, so that the bright region is smaller than the base region. The bright region is within the base region.
    Type: Grant
    Filed: November 16, 2018
    Date of Patent: October 19, 2021
    Assignee: OSRAM OLED GmbH
    Inventors: Stefan Grötsch, Joachim Reill
  • Publication number: 20210301997
    Abstract: A lighting device includes a pixel array of light-emitting pixels arranged next to one another. The pixel array includes light-emitting pixels with different pixel shapes.
    Type: Application
    Filed: August 2, 2019
    Publication date: September 30, 2021
    Inventors: Robert REGENSBURGER, Stefan GROETSCH, Ulrich FREI, Peter BRICK
  • Patent number: 11133446
    Abstract: An optoelectronic component may include an optoelectronic semiconductor chip having an upper side and a lower side. An emitting region may be formed on the upper side. The emitting region may be configured to emit electromagnetic radiation. A subsurface, forming the emitting region, of the upper side may be smaller than a total surface of the upper side. A collimating optical element may be arranged over the emitting region.
    Type: Grant
    Filed: June 26, 2018
    Date of Patent: September 28, 2021
    Assignee: OSRAM OLED
    Inventors: Peter Brick, Stefan Groetsch, Simon Schwalenberg, Michael Wittmann
  • Publication number: 20210190282
    Abstract: A headlamp includes a first semiconductor chip and a second semiconductor chip for generating light. The first and second semiconductor chips each include several pixels. A first optics is arranged to direct light from the first semiconductor chip with a first magnification into a base region. Via a second optics, light of the second semiconductor chip is directed into a bright region with a second magnification. The second magnification is between 0.3 times and 0.7 times the first magnification inclusive, so that the bright region is smaller than the base region. The bright region is within the base region.
    Type: Application
    Filed: November 16, 2018
    Publication date: June 24, 2021
    Inventors: Stefan GRÖTSCH, Joachim REILL
  • Publication number: 20210146323
    Abstract: The present invention relates to a production system for manufacturing of formulations, comprising a unit (1). The unit (1) includes a subunit (1.1) which includes a combination of a process mixer and a buffer tank, means of feeding defined amounts of feedstocks into the process mixer, a measurement unit for ascertaining properties of a part-batch of a formulation manufactured in the process mixer, an evaluation unit for determining a deviation of properties of the part-batches manufactured in the process mixer from the properties of a predefined target state, and a unit for adjusting the feed of feedstocks in view of the deviations. The present invention also relates to a process for manufacturing formulations.
    Type: Application
    Filed: May 2, 2018
    Publication date: May 20, 2021
    Inventors: Frank Joege, Bernhard Hueser, Ralf Berg, Stefan Groetsch, Jeremy Fouillet, Michael Kolbe, Jan Berg