Patents by Inventor Bjoern Luessem

Bjoern Luessem 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: 10396293
    Abstract: Electronic and optoelectronic devices are provided that may include at least one inorganic surface covered at least partly by an organic layer. The organic layer may include a compound having at least one anchor group anchoring the compound to the inorganic surface, at least one functional moiety, and at least one methylidenyl group. Compounds and methods for manufacturing electronic and optoelectronic devices also are provided.
    Type: Grant
    Filed: August 19, 2014
    Date of Patent: August 27, 2019
    Assignee: Novaled GmbH
    Inventors: Sylvia Nicht, Jan Blochwitz-Nimoth, Björn Lüssem, Karl Leo, Axel Fischer
  • Patent number: 10103343
    Abstract: The application relates to a vertical organic transistor having a layer structure on a substrate. The layer structure includes an electrode, a counter-electrode, and an electronically active layer arrangement which is disposed between the electrode and the counter-electrode. The application further relates to a method for fabricating a vertical organic transistor and a circuit arrangement.
    Type: Grant
    Filed: December 17, 2013
    Date of Patent: October 16, 2018
    Assignee: NOVALED GMBH
    Inventors: Axel Fischer, Bjoern Luessem, Karl Leo
  • Patent number: 9978967
    Abstract: Methods for producing organic field effect transistors, organic field effect transistors, and electronic switching devices are provided. The methods may include providing a gate electrode and a gate insulator assigned to the gate electrode for electrical insulation on a substrate, depositing a first organic semiconducting layer on the gate insulator, generating a first electrode and an electrode insulator assigned to the first electrode for electrical insulation on the first organic semiconducting layer, depositing a second organic semiconducting layer on the first organic semiconducting layer and the electrode insulator, and generating a second electrode on the second organic semiconducting layer.
    Type: Grant
    Filed: July 26, 2017
    Date of Patent: May 22, 2018
    Assignee: NOVALED GMBH
    Inventors: Alexander Zakhidov, Bjoern Luessem, Karl Leo, Hans Kleemann
  • Patent number: 9899616
    Abstract: The disclosure relates to organic field effect transistors, and methods for producing organic field effect transistors. The organic field effect transistors may include a first electrode, and a second electrode, the electrodes providing a source electrode and a drain electrode, an intrinsic organic semiconducting layer in electrical contact with the first and second electrode, a gate electrode, a gate insulator provided between the gate electrode and the intrinsic organic semiconducting layer, and a doped organic semiconducting layer including an organic matrix material and an organic dopant.
    Type: Grant
    Filed: June 19, 2012
    Date of Patent: February 20, 2018
    Assignee: NOVALED GMBH
    Inventors: Bjoern Luessem, Alexander Zakhidov, Hans Kleeman, Karl Leo
  • Patent number: 9837609
    Abstract: The disclosure provides a method of manufacturing an organic electronic device, including providing a layered device structure, the layered device structure including a plurality of electrodes and an electronically active region, said providing of the layered device structure including steps of providing an organic semiconducting layer, applying a structuring layer to the organic semiconducting layer, the structuring layer having a first region and a second region, the first region being covered by a layer material, applying a contact improving layer to the structuring layer by depositing at least one of an organic dopant material and an organic dopant-matrix material at least in the first region, depositing a layer material on the contact improving layer at least in the first region, and removing the structuring layer at least in the second region. Furthermore, an organic electronic device is provided.
    Type: Grant
    Filed: March 25, 2014
    Date of Patent: December 5, 2017
    Assignee: NOVALED GMBH
    Inventors: Hans Kleeman, Alexander Zakhidov, Bjoern Luessem, Karl Leo
  • Publication number: 20170324051
    Abstract: Methods for producing organic field effect transistors, organic field effect transistors, and electronic switching devices are provided. The methods may include providing a gate electrode and a gate insulator assigned to the gate electrode for electrical insulation on a substrate, depositing a first organic semiconducting layer on the gate insulator, generating a first electrode and an electrode insulator assigned to the first electrode for electrical insulation on the first organic semiconducting layer, depositing a second organic semiconducting layer on the first organic semiconducting layer and the electrode insulator, and generating a second electrode on the second organic semiconducting layer.
    Type: Application
    Filed: July 26, 2017
    Publication date: November 9, 2017
    Inventors: Alexander Zakhidov, Bjoern Luessem, Karl Leo, Hans Kleemann
  • Patent number: 9722196
    Abstract: Methods for producing organic field effect transistors, organic field effect transistors, and electronic switching devices are provided. The methods may include providing a gate electrode and a gate insulator assigned to the gate electrode for electrical insulation on a substrate, depositing a first organic semiconducting layer on the gate insulator, generating a first electrode and an electrode insulator assigned to the first electrode for electrical insulation on the first organic semiconducting layer, depositing a second organic semiconducting layer on the first organic semiconducting layer and the electrode insulator, and generating a second electrode on the second organic semiconducting layer.
    Type: Grant
    Filed: March 28, 2013
    Date of Patent: August 1, 2017
    Assignee: Novaled GmbH
    Inventors: Alexander Zakhidov, Bjoern Luessem, Karl Leo, Hans Kleemann
  • Patent number: 9705098
    Abstract: The disclosure relates to a method for producing an organic field effect transistor, including providing a gate electrode and a gate insulator, depositing a first organic semiconducting layer on the gate insulator, generating a first electrode and an electrode insulator assigned to the first electrode for electrical insulation, depositing a second organic semiconducting layer on the first organic semiconducting layer and the electrode insulator, and generating a second electrode. Furthermore, an organic field effect transistor is provided.
    Type: Grant
    Filed: April 15, 2014
    Date of Patent: July 11, 2017
    Assignee: Novaled GmbH
    Inventors: Hans Kleemann, Bjoern Luessem, Karl Leo, Alrun Guenther
  • Patent number: 9660206
    Abstract: The invention relates to a vertical organic transistor on a substrate having an electrode, a counter electrode and a layer arrangement which is arranged between the electrode and the counter electrode, wherein the layer arrangement is formed with the following layers: a central electrode, an organic layer made up of organic semiconductor material which is arranged between the central electrode and the electrode, a further organic layer made up of organic semiconductor material, which is arranged between the central electrode and the counter electrode, and a doping layer which is arranged between the central electrode and the electrode. Furthermore, the invention relates to a method for producing a vertical organic transistor.
    Type: Grant
    Filed: March 28, 2013
    Date of Patent: May 23, 2017
    Assignee: Novaled GmbH
    Inventors: Axel Fischer, Karl Leo, Bjoern Luessem
  • Patent number: 9620730
    Abstract: Organic electronic devices and methods for making organic electronic devices are provided. The organic electronic devices may include a gate electrode, a gate insulator, an organic semiconducting layer, a contact improving layer, a source electrode, and a drain electrode. The source electrode and the drain electrode may be arranged on the contact improving layer, and the contact improving layer may include an organic dopant material which is soluble in Hydrofluorether.
    Type: Grant
    Filed: August 14, 2015
    Date of Patent: April 11, 2017
    Assignee: Novaled GmbH
    Inventors: Alrun Guenther, Hans Kleemann, Bjoern Luessem, Karl Leo, Daniel Kasemann
  • Publication number: 20160211461
    Abstract: Electronic and optoelectronic devices are provided that may include at least one inorganic surface covered at least partly by an organic layer. The organic layer may include a compound having at least one anchor group anchoring the compound to the inorganic surface, at least one functional moiety, and at least one methylidenyl group. Compounds and methods for manufacturing electronic and optoelectronic devices also are provided.
    Type: Application
    Filed: August 19, 2014
    Publication date: July 21, 2016
    Inventors: Sylvia Nicht, Jan Blochwitz-Nimoth, Björn Lüssem, Karl Leo, Axel Fischer
  • Patent number: 9306182
    Abstract: This disclosure relates to an organic zener diode having one electrode and one counter electrode, and an organic layer arrangement formed between the electrode and the counter electrode, wherein the organic layer arrangement includes the following organic layers: an electrically n-doped charge carrier injection layer on the electrode side, made from a mixture of an organic matrix material and an n-dopant, an electrically p-doped charge carrier injection layer on the counter electrode side, made from a mixture of another organic matrix material and a p-dopant, and an electrically undoped organic intermediate layer that is arranged between the electrically n-doped charge carrier injection layer on the electrode side and the electrically p-doped charge carrier injection layer on the counter electrode side. An electronic circuit arrangement with an organic zener diode and method for operating an organic zener diode are also provided.
    Type: Grant
    Filed: July 30, 2014
    Date of Patent: April 5, 2016
    Assignee: NOVALED AG
    Inventors: Frank Lindner, Bjoern Luessem, Kentaro Harada, Karl Leo
  • Publication number: 20160064671
    Abstract: The disclosure provides a method of manufacturing an organic electronic device, including providing a layered device structure, the layered device structure including a plurality of electrodes and an electronically active region, said providing of the layered device structure including steps of providing an organic semiconducting layer, applying a structuring layer to the organic semiconducting layer, the structuring layer having a first region and a second region, the first region being covered by a layer material, applying a contact improving layer to the structuring layer by depositing at least one of an organic dopant material and an organic dopant-matrix material at least in the first region, depositing a layer material on the contact improving layer at least in the first region, and removing the structuring layer at least in the second region. Furthermore, an organic electronic device is provided.
    Type: Application
    Filed: March 25, 2014
    Publication date: March 3, 2016
    Inventors: Hans Kleeman, Alexander Zakhidov, Bjoern Luessem, Karl Leo
  • Publication number: 20160049603
    Abstract: The disclosure relates to a method for producing an organic field effect transistor, including providing a gate electrode and a gate insulator, depositing a first organic semiconducting layer on the gate insulator, generating a first electrode and an electrode insulator assigned to the first electrode for electrical insulation, depositing a second organic semiconducting layer on the first organic semiconducting layer and the electrode insulator, and generating a second electrode. Furthermore, an organic field effect transistor is provided.
    Type: Application
    Filed: April 15, 2014
    Publication date: February 18, 2016
    Applicant: NOVALED GMBH
    Inventors: Hans Kleemann, Bjoern Luessem, Karl Leo, Alrun Guenther
  • Publication number: 20160049605
    Abstract: Organic electronic devices and methods for making organic electronic devices are provided. The organic electronic devices may include a gate electrode, a gate insulator, an organic semiconducting layer, a contact improving layer, a source electrode, and a drain electrode. The source electrode and the drain electrode may be arranged on the contact improving layer, and the contact improving layer may include an organic dopant material which is soluble in Hydrofluorether.
    Type: Application
    Filed: August 14, 2015
    Publication date: February 18, 2016
    Inventors: Alrun Guenther, Hans Kleemann, Bjoern Luessem, Karl Leo, Daniel Kasemann
  • Publication number: 20150270503
    Abstract: The disclosure relates to organic field effect transistors, and methods for producing organic field effect transistors. The organic field effect transistors may include a first electrode, and a second electrode, the electrodes providing a source electrode and a drain electrode, an intrinsic organic semiconducting layer in electrical contact with the first and second electrode, a gate electrode, a gate insulator provided between the gate electrode and the intrinsic organic semiconducting layer, and a doped organic semiconducting layer including an organic matrix material and an organic dopant.
    Type: Application
    Filed: June 19, 2012
    Publication date: September 24, 2015
    Applicants: Novaled GmbH, Technische Universitaet Dresden
    Inventors: Bjoern Luessem, Alexander Zakhidov, Hans Kleemann, Karl Leo
  • Patent number: 9006712
    Abstract: The invention relates to an organic memory with an electrode and a counter-electrode, comprising at least one oxide layer, an electrically undoped organic layer and an electrically doped organic layer between the electrode and the counter-electrode, wherein the oxide layer is adjacent to the electrode and the undoped organic layer.
    Type: Grant
    Filed: October 18, 2011
    Date of Patent: April 14, 2015
    Assignee: Novaled AG
    Inventors: Philipp Sebastian, Bjoern Luessem, Karl Leo
  • Publication number: 20150090976
    Abstract: Methods for producing organic field effect transistors, organic field effect transistors, and electronic switching devices are provided. The methods may include providing a gate electrode and a gate insulator assigned to the gate electrode for electrical insulation on a substrate, depositing a first organic semiconducting layer on the gate insulator, generating a first electrode and an electrode insulator assigned to the first electrode for electrical insulation on the first organic semiconducting layer, depositing a second organic semiconducting layer on the first organic semiconducting layer and the electrode insulator, and generating a second electrode on the second organic semiconducting layer.
    Type: Application
    Filed: March 28, 2013
    Publication date: April 2, 2015
    Inventors: Alexander Zakhidov, Bjoern Luessem, Karl Leo, Hans Kleemann
  • Publication number: 20140340128
    Abstract: This disclosure relates to an organic zener diode having one electrode and one counter electrode, and an organic layer arrangement formed between the electrode and the counter electrode, wherein the organic layer arrangement includes the following organic layers: an electrically n-doped charge carrier injection layer on the electrode side, made from a mixture of an organic matrix material and an n-dopant, an electrically p-doped charge carrier injection layer on the counter electrode side, made from a mixture of another organic matrix material and a p-dopant, and an electrically undoped organic intermediate layer that is arranged between the electrically n-doped charge carrier injection layer on the electrode side and the electrically p-doped charge carrier injection layer on the counter electrode side. An electronic circuit arrangement with an organic zener diode and method for operating an organic zener diode are also provided.
    Type: Application
    Filed: July 30, 2014
    Publication date: November 20, 2014
    Inventors: Frank Lindner, Bjoern Luessem, Kentaro Harada, Karl Leo
  • Publication number: 20140306202
    Abstract: The present disclosure relates to an organic field effect transistor, comprising a first electrode and a second electrode, the electrodes providing a source electrode and a drain electrode, a gate electrode, an electronically active region at least in part made of an organic material and providing a charge a carrier channel, and a gate electrode separation, comprising a doped organic semiconducting layer directly provided on the gate electrode, wherein the doped organic semiconducting layer comprises an organic matrix material and an organic dopant. Furthermore, a method for producing an organic field effect transistor is provided.
    Type: Application
    Filed: April 9, 2014
    Publication date: October 16, 2014
    Applicants: Novaled GmbH, Technische Universitaet Dresden
    Inventors: Hans Kleemann, Bjoern Luessem, Karl Leo