Patents by Inventor Herwig Buchholz

Herwig Buchholz 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).

  • Hexamethylindanes
    Patent number: 10934292
    Abstract: The present invention relates inter alia to organic compounds, compositions, formulations and electronic devices.
    Type: Grant
    Filed: July 14, 2016
    Date of Patent: March 2, 2021
    Assignee: Merck Patent GmbH
    Inventors: Anja Jatsch, Philipp Stoessel, Amir Hossain Parham, Tobias Grossmann, Jonas Valentin Kroeber, Thomas Eberle, Herwig Buchholz
  • HEXAMETHYLINDANES
    Publication number: 20200140440
    Abstract: The present invention relates inter alia to organic compounds, compositions, formulations and electronic devices.
    Type: Application
    Filed: July 14, 2016
    Publication date: May 7, 2020
    Inventors: ANJA JATSCH, Philipp STOESSEL, Amir Hossain PARHAM, Tobias GROSSMANN, Jonas Valentin KROEBER, Thomas EBERLE, Herwig BUCHHOLZ
  • Electronic device having an amine containing layer processed from solution
    Patent number: 10381576
    Abstract: The present application relates to an organic electroluminescent device (OLED) comprising an emitting layer, where the emitting layer includes a compound having a small difference between the energies of the S1 and T1 states, and further comprising a layer which has been applied from solution between the emitting layer and anode and comprises an amine compound. The present application further relates to a process for producing such an OLED.
    Type: Grant
    Filed: November 16, 2015
    Date of Patent: August 13, 2019
    Assignee: Merck Patent GmbH
    Inventors: Philipp Stoessel, Amir Hossain Parham, Christof Pflumm, Anja Jatsch, Joachim Kaiser, Herwig Buchholz
  • White light emission
    Patent number: 10333068
    Abstract: The present invention relates inter alia to compositions comprising conjugated polymers and a small molecule, devices comprising the composition and the application of the devices.
    Type: Grant
    Filed: March 13, 2015
    Date of Patent: June 25, 2019
    Assignee: Merck Patent GmbH
    Inventors: Junyou Pan, Herwig Buchholz, Ludvig Edman, Shi Tang
  • Enhancement of penetration and action
    Patent number: 10130827
    Abstract: The present invention relates, inter alia, to dermal systems comprising at least one light source and at least one pharmaceutically and/or cosmetically active ingredient. The dermal systems can be employed in order to enhance the penetration and action of the pharmaceutically and/or cosmetically active ingredient.
    Type: Grant
    Filed: January 11, 2017
    Date of Patent: November 20, 2018
    Assignee: Merck Patent GmBh
    Inventors: Herwig Buchholz, Ewald Aydt, Junyou Pan
  • Materials for electronic devices
    Patent number: 10125214
    Abstract: The present invention relates to polymers comprising structural units having partially fluorinated substituents, to mixtures and formulations comprising the polymers according to the invention, to a process for the preparation of the polymers according to the invention, and to the use of the polymers according to the invention as functional materials in electronic devices.
    Type: Grant
    Filed: June 24, 2010
    Date of Patent: November 13, 2018
    Assignee: Merck Patent GmbH
    Inventors: René Peter Scheurich, Junyou Pan, Frank Egon Meyer, Niels Schulte, Rémi Manouk Anèmian, Susanne Heun, Thomas Eberle, Aurélie Ludemann, Herwig Buchholz, Wolfgang Hierse
  • Emitter having a condensed ring system
    Patent number: 10115903
    Abstract: The present invention relates to organic electroluminescent devices which comprise aromatic ring systems with two or three condensed rings as emitter materials, and to their possible uses.
    Type: Grant
    Filed: November 27, 2013
    Date of Patent: October 30, 2018
    Assignee: Merck Patent GmbH
    Inventors: Junyou Pan, Martin Engel, Herwig Buchholz
  • ELECTRONIC DEVICE
    Publication number: 20180269406
    Abstract: The present application relates to an organic electroluminescent device (OLED) comprising an emitting layer, where the emitting layer includes a compound having a small difference between the energies of the S1 and T1 states, and further comprising a layer which has been applied from solution between the emitting layer and anode and comprises an amine compound. The present application further relates to a process for producing such an OLED.
    Type: Application
    Filed: November 16, 2015
    Publication date: September 20, 2018
    Inventors: Philipp STOESSEL, Amir Hossain PARHAM, Christof PFLUMM, Anja JATSCH, Joachim KAISER, Herwig BUCHHOLZ
  • Metal-ligand coordination compounds
    Patent number: 9843004
    Abstract: The present invention relates to novel metal-ligand coordination compounds of the general formula T1-(A-T2)i, where T1 and T2 represent metal-ligand coordination compounds, to the use thereof in a device, and to a formulation and a device which comprise the novel compounds.
    Type: Grant
    Filed: September 10, 2015
    Date of Patent: December 12, 2017
    Assignee: Merck Patent GmbH
    Inventors: Junyou Pan, Rémi Manouk Anémian, Herwig Buchholz
  • Fluorine-fluorine associates
    Patent number: 9822299
    Abstract: The present invention relates, inter alia, to compositions comprising, a compound which is able to emit and/or absorb light and a compound which is able either to absorb or emit light, where both compounds each include at least one fluorine radical. The present invention is furthermore directed to a process for the preparation of the composition, to the use of the composition in electronic devices and to the device itself.
    Type: Grant
    Filed: January 27, 2011
    Date of Patent: November 21, 2017
    Assignee: Merck Patent GmbH
    Inventors: Herwig Buchholz, Junyou Pan, Rémi Manouk Anémian
  • Formulation in high-purity solvent for producing electronic devices
    Patent number: 9695354
    Abstract: The present invention relates to a formulation with which electronic devices can be produced with improved performance with respect to operating voltage, efficiency and service life. The present invention likewise relates to a method for producing a formulation according to the invention and to a method for producing electronic devices using the formulation according to the invention. Furthermore, the present invention also relates to an electronic device that has been produced using the method according to the invention.
    Type: Grant
    Filed: October 30, 2013
    Date of Patent: July 4, 2017
    Assignee: Merck Patent GmbH
    Inventors: Herwig Buchholz, Thomas Eberle, Junyou Pan
  • ENHANCEMENT OF PENETRATION AND ACTION
    Publication number: 20170182333
    Abstract: The present invention relates, inter alia, to dermal systems comprising at least one light source and at least one pharmaceutically and/or cosmetically active ingredient. The dermal systems can be employed in order to enhance the penetration and action of the pharmaceutically and/or cosmetically active ingredient.
    Type: Application
    Filed: January 11, 2017
    Publication date: June 29, 2017
    Inventors: Herwig BUCHHOLZ, Ewald AYDT, Junyou PAN
  • WHITE LIGHT EMISSION
    Publication number: 20170179392
    Abstract: The present invention relates inter alia to compositions comprising conjugated polymers and a small molecule, devices comprising the composition and the application of the devices.
    Type: Application
    Filed: March 13, 2015
    Publication date: June 22, 2017
    Inventors: Junyou PAN, Herwig BUCHHOLZ, Ludvig EDMAN, Shi TANG
  • FIBERS IN THERAPY AND COSMETICS
    Publication number: 20170100607
    Abstract: The present invention relates inter alia to functional materials for the treatment and/or prophylaxis and/or diagnosis of diseases and/or cosmetic conditions. The functional materials can be used for the preparation of light emitting devices comprising fibers as light emitting elements.
    Type: Application
    Filed: December 23, 2016
    Publication date: April 13, 2017
    Inventors: Junyou PAN, Herwig BUCHHOLZ, Ewald AYDT
  • Enhancement of penetration and action
    Patent number: 9597527
    Abstract: Described is a dermal system which contains at least one light source and at least one pharmaceutically and/or cosmetically active ingredient. The dermal system can be employed in order to enhance the penetration and action of the pharmaceutically and/or cosmetically active ingredient. The at least one light source is a thin light source comprising at least one inorganic light emitting diode (LEDs) and/or at least one organic light emitting device.
    Type: Grant
    Filed: June 20, 2011
    Date of Patent: March 21, 2017
    Assignee: Merck Patent GmbH
    Inventors: Herwig Buchholz, Ewald Aydt, Junyou Pan
  • Materials for organic electroluminescent devices
    Patent number: 9593087
    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: May 30, 2011
    Date of Patent: March 14, 2017
    Assignee: Merck Patent GmbH
    Inventors: Esther Breuning, Heinrich Becker, Junyou Pan, Herwig Buchholz, Teresa Mujica-Fernaud, Irina Martynova
  • Fibers in therapy and cosmetics
    Patent number: 9539438
    Abstract: The present invention relates inter alia to functional materials for the treatment and/or prophylaxis and/or diagnosis of diseases and/or cosmetic conditions. The functional materials can be used for the preparation of light emitting devices comprising fibers as light emitting elements.
    Type: Grant
    Filed: February 15, 2011
    Date of Patent: January 10, 2017
    Assignee: Merck Patent GmbH
    Inventors: Junyou Pan, Herwig Buchholz, Ewald Aydt
  • Materials for organic electroluminescent devices
    Patent number: 9496504
    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 contain these compounds.
    Type: Grant
    Filed: December 17, 2010
    Date of Patent: November 15, 2016
    Assignee: Merck Patent GmbH
    Inventors: Junyou Pan, Herwig Buchholz, Teresa Mujica-Fernaud, Irina Martynova
  • Device and method for treatment of cells and cell tissue
    Patent number: 9492681
    Abstract: The present invention relates to a cells and cell tissue treatment device and use thereof.
    Type: Grant
    Filed: January 16, 2012
    Date of Patent: November 15, 2016
    Assignee: Merck Patent GmbH
    Inventors: Ewald Aydt, Herwig Buchholz, Junyou Pan
  • Organic electroluminescent device
    Patent number: 9478762
    Abstract: The present invention relates to a mixture comprising two different compounds A and B, each of which contain emitter units, where at least one of the compounds is a polymer. The present invention furthermore relates to a non-conjugated polymer or dendrimer which contains two emitting units covalently bonded as polymer building blocks, to the use of the mixture, the polymer or dendrimer in electronic devices, to electronic devices comprising the mixture, the polymer or dendrimer, and to a formulation comprising the mixture, the polymer or dendrimer in a solvent.
    Type: Grant
    Filed: November 24, 2011
    Date of Patent: October 25, 2016
    Assignee: Merck Patent GmbH
    Inventors: Junyou Pan, Niels Schulte, Joachim Kaiser, Herwig Buchholz, Susanne Heun