Patents by Inventor Ralf Krause

Ralf Krause 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: 8278652
    Abstract: A semiconductor material and an organic rectifier diode can be used for organic-based RFID (Radio Frequency Identification) tags. The semiconducting material for an organic diode has a metal complex as a p-dopant for doping a hole-conducting organic matrix material, wherein the metal complex is a metal complex with Lewis acid properties, which acts as an electron pair acceptor.
    Type: Grant
    Filed: June 16, 2008
    Date of Patent: October 2, 2012
    Assignee: Siemens Aktiengesellschaft
    Inventors: Ralf Krause, Günter Schmid
  • Publication number: 20120241729
    Abstract: Optoelectronic organic component, comprising: a first electrode, a first planarization layer which is disposed on the first electrode, a first injection layer which is disposed on the planarization layer, an organic functional layer which is disposed on the injection layer, a second electrode which is disposed on the organic functional layer, wherein in the case that the first electrode is an anode, the following applies for the energy levels: EF-EHOMO,Inj.?EF-EHOMO,Plan. and EF-EHOMO,Inj.<EF-EHOMO,Funk. or in the case that the first electrode is a cathode, the following applies for the energy levels: ELUMO,Inj.-EF?ELUMO,Plan.-EF and ELUMO,Inj.-EF<ELUMO,Funk.-EF, wherein EF is the fermi energy, EHOMO is the energy of the highest occupied energy level of the respective layer and ELUMO is the energy of the lowest unoccupied energy level of the respective layer.
    Type: Application
    Filed: September 29, 2010
    Publication date: September 27, 2012
    Applicant: Osram Opto Semiconductors GmbH
    Inventors: Marc Philippens, Ralph Paetzold, Wiebke Sarfert, David Hartmann, Arvid Hunze, Ralf Krause
  • Publication number: 20120187827
    Abstract: A radiation-emitting device having comprising: a substrate (1); a first electrode (2) and a second electrode; (9), at least one emitter layer (5) arranged between the first and second electrodes and emitting light in the violet or blue spectral range, wherein the emitter layer comprises a matrix material and, relative to the matrix material, 0.1%-5% by weight of a fluorescent, radiation-emitting emitter and 1-30% by weight of a phosphorescent exciton trap; and wherein the emission maximum of the fluorescent emitter and that of the phosphorescent exciton trap being situated in the blue, violet or ultraviolet spectral range.
    Type: Application
    Filed: April 22, 2010
    Publication date: July 26, 2012
    Applicant: Osram Opto Semiconductors GMBH
    Inventors: Arvid Hunze, Chien-Shu Chiu, Ralf Krause
  • Publication number: 20120037888
    Abstract: A radiation-emitting device comprising a substrate, a first electrode and a second electrode, and an emitter layer arranged between the first and second electrode. The emitter layer here comprises a matrix material, 0.5-5% by weight of a radiation emitting emitter and 5-30% by weight of a phosphorescent exciton scavenger. The proportion by weight of the exciton scavenger here is higher than that of the radiation emitting emitter, and the emission maximum of the exciton scavenger is at a shorter wavelength than that of the radiation emitting emitter. In addition, the radiation-emitting device is characterized in that the current efficiency of the emitter layer is increased by at least 10% compared to the current efficiency of an emitter layer without exciton scavenger.
    Type: Application
    Filed: April 7, 2011
    Publication date: February 16, 2012
    Applicant: OSRAM Opto Semiconductors GmbH
    Inventors: Arvid HUNZE, Ralf Krause, Chien-Shu Chiu, Frank Steinbacher
  • Publication number: 20120025176
    Abstract: An organic radiation-emitting component, comprising a first electrode (1) having a first electrical contact region (10) for making electrical contact with the first electrode (1), a first organic functional layer (31) on the first electrode (1), on the first organic functional layer (31) at least one organic active region (4) suitable for emitting electromagnetic radiation during operation, and a second electrode (2) on the active region (4), wherein the first organic functional layer (31) comprises a plurality of laterally arranged partial regions (30) each comprising a first material (51) having a first electrical conductivity and a second material (52) having a second electrical conductivity, the second electrical conductivity is greater than the first electrical conductivity, and the ratio of the proportion of the second material (52) to the proportion of the first material (51) in the partial regions (30) of the first organic functional layer (31) varies in a manner dependent on a lateral distance from t
    Type: Application
    Filed: October 22, 2009
    Publication date: February 2, 2012
    Applicant: OSRAM Opto Semiconductors Gmbh
    Inventors: Christoph Gärditz, Ralf Krause, Günter Schmid, Stefan Seidel, Oliver Weiss, Riikka Suhonen, Ulrich Niedermeier
  • Publication number: 20120012821
    Abstract: The present invention relates to silyl- and heteroatom-substituted compounds selected from carbazoles, dibenzofurans, dibenzothiophenes and disilylbenzophospholes of the formula (I) or (I*), to the use of the compounds of the formula (I) or (I*) in organic electronics applications, preferably in organic light-emitting diodes, to an organic light-emitting diode comprising at least one compound of the formula (I) or (I*), to a light-emitting layer comprising at least one compound of the formula (I) or (I*), to a blocking layer for holes/excitons comprising at least one compound of the formula (I) or (I*), and to an apparatus selected from the group consisting of stationary visual display units, mobile visual display units, illumination units, keyboards, items of clothing, furniture and wallpaper, comprising at least one inventive organic light-emitting diode.
    Type: Application
    Filed: December 14, 2009
    Publication date: January 19, 2012
    Applicants: BASF SE, KONINKLIJKE PHILIPS ELECTRONICS N.V., OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Nicolle Langer, Christian Schildknecht, Soichi Watanabe, Evelyn Fuchs, Gerhard Wagenblast, Christian Lennartz, Oliver Molt, Korinna Dormann, Chuanjie Loh, Arvid Hunze, Ralf Krause, Guenter Schmid, Karsten Heuser, Volker van Elsbergen, Herbert Friedrich Boerner, Stefan Kirsch
  • Publication number: 20110309340
    Abstract: An organic electronic component, comprising a substrate, a first electrode, a second electrode, an electron-conducting layer which is arranged such that it is electrically conductively connected to at least one of the electrodes, wherein the electron-conducting layer is obtained by joint vaporization of a metal complex with an organic compound.
    Type: Application
    Filed: September 25, 2009
    Publication date: December 22, 2011
    Applicant: OSRAM Opto Semiconductors GmBH
    Inventors: Günter Schmid, Ralf Krause, Andreas Kanitz, Jürgen Adler, Stefan Seidel, Arvid Hunze
  • Publication number: 20110297922
    Abstract: A radiation-emitting device for emitting electromagnetic radiation which is a mixture of at least three different partial radiations of a first, a second and a third wavelength range.
    Type: Application
    Filed: October 15, 2009
    Publication date: December 8, 2011
    Applicant: OSRAM Opto Semiconductors GmbH
    Inventors: Ralf Krause, Günter Schmid, Stefan Seidel
  • Publication number: 20110291080
    Abstract: An electronic device comprising a substrate, a first electrode, at least one organic functional layer, and a second electrode is indicated. The organic functional layer comprises a first, a second, and a third matrix material, wherein the first matrix material has a larger band gap than the second and the third matrix materials.
    Type: Application
    Filed: May 18, 2009
    Publication date: December 1, 2011
    Applicant: OSRAM Opto Semiconductors GmbH
    Inventors: Guenter Schmid, Ralf Krause, Stefan Seidel, Oliver Weiss, Christoph Gaerditz, Riikka Suhonen, Ulrich Niedermeier, Fryderyk Kozlowski
  • Publication number: 20110266528
    Abstract: An organic light-emitting diode, organic solar cell or switching element comprising at least one substituted carbazole derivative of the general formula (I), (II) or (III) in which X is NR4, O, S or PR4; Y is NR5, O, S or PR5; where at least one of the symbols X and Y is NR4 or NR5; substituted carbazole derivatives of the formula (I), (II) or (III); a light-emitting layer comprising at least one substituted carbazole derivative of the general formula (I), (II) or (III) and at least one emitter material; the use of substituted carbazole derivatives of the general formula (I), (II) or (Ill) as matrix material, hole/exciton blocker material and/or electron/exciton blocker material and/or hole injection material and/or electron injection material and/or hole conductor material and/or electron conductor material in an organic light-emitting diode, an organic solar cell or in a switching element, and a device selected from the group consisting of stationary visual display units, mobile visual display units,
    Type: Application
    Filed: April 5, 2011
    Publication date: November 3, 2011
    Applicants: BASF SE, OSRAM OPTO SEMICONDUCTORS GMBH, KONINKLIJKE PHILIPS ELECTRONICS N.V.
    Inventors: Nicolle Langer, Christian Schildknecht, Soichi Watanabe, Evelyn Fuchs, Gerhard Wagenblast, Christian Lennartz, Oliver Molt, Korinna Dormann, Arvid Hunze, Ralf Krause, Günter Schmid, Karsten Heuser, Volker van Elsbergen, Herbert Friedrich Boerner
  • Publication number: 20110245825
    Abstract: A surgical instrument, particularly an electrosurgical instrument, including an actuating element for actuating at least one first and one second functional unit, wherein the actuating element is movable in a translational and/or rotational motion within a movement range, wherein the first functional unit is actuatable by means of a movement within a first partial region of the movement range and the second functional unit is actuatable by means of a movement within a second partial region of the movement range, wherein a changeover device is provided such that, as a result of a movement of the actuating element through a changeover region between the first and second partial region, an operative connection between the first functional unit and the actuating element can be interrupted and an operative connection can be established between the second functional unit and the actuating element.
    Type: Application
    Filed: April 1, 2011
    Publication date: October 6, 2011
    Inventors: Lothar Mitzlaff, Ralf Krause
  • Publication number: 20110198578
    Abstract: The present invention relates to the use of siloles substituted by fused ring systems in organic electronics applications, and to specific siloles substituted by fused ring systems and to the use thereof in organic electronics applications.
    Type: Application
    Filed: October 7, 2009
    Publication date: August 18, 2011
    Applicants: OSRAM OPTO SEMICONDUCTORS GMBH, KONINKLIJKE PHILIPS ELECTRONICS N.V., BASF SE
    Inventors: Karsten Heuser, Arvid Hunze, Guenter Schmid, Ralf Krause, Herbert Friedrich Boerner, Volker Van Elsbergen, Nicolle Langer, Oliver Molt, Korinna Dormann, Evelyn Fuchs, Jens Rudolph, Christian Lennartz, Soichi Watanabe, Christian Schildknecht, Gerhard Wagenblast
  • Publication number: 20110172423
    Abstract: An organic light-emitting diode comprising at least one cyclic phosphazene compound, a light-emitting layer formed from at least one matrix material and at least one emitter material, wherein the at least one matrix material comprises at least one cyclic phosphazene compound, the use of cyclic phosphazene compounds in organic light-emitting diodes and a device selected from the group consisting of stationary visual display units, mobile visual display units and illumination units comprising at least one inventive organic light-emitting diode, and selected cyclic phosphazene compounds and processes for preparing them.
    Type: Application
    Filed: June 17, 2009
    Publication date: July 14, 2011
    Applicants: BASF SE, KONINKLIJKE PHILIPS ELECTRONICS N.V., OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Evelyn Fuchs, Oliver Molt, Nicolle Langer, Christian Lennartz, Peter Strohriegl, Pamela Schroegel, Herbert Friedrich Boerner, Volker Van Elsbergen, Arvid Hunze, Ralf Krause
  • Publication number: 20100314648
    Abstract: A radiation-emitting device with a first electrode, a first emission layer, a second emission layer and a second electrode. The invention additionally relates to a method of producing a radiation-emitting device.
    Type: Application
    Filed: September 25, 2008
    Publication date: December 16, 2010
    Applicant: OSRAM Opto Semiconductors GmbH
    Inventors: Michael Fehrer, Karsten Heuser, Egbert Höfling, Tilman Schlenker, Andrew Ingle, Michael Popp, Markus Klein, Nina Riegel, Günter Schmid, Ralf Krause, Stefan Seidel, Fryderyk Kozlowski, Arvid Hunze, Günter Gieres
  • Publication number: 20100308306
    Abstract: A metal complex is used as p-dopant for an organic semiconducting matrix material, to an organic semiconductor material and to an organic light-emitting diode. Also disclosed is the use of metal complexes, which function as Lewis acids, as p-dopants in organic matrix materials.
    Type: Application
    Filed: June 18, 2008
    Publication date: December 9, 2010
    Applicant: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Günter Schmid, Ralf Krause
  • Publication number: 20100243998
    Abstract: A semiconductor material and an organic rectifier diode can be used for organic-based RFID (Radio Frequency Identification) tags. The semiconducting material for an organic diode has a metal complex as a p-dopant for doping a hole-conducting organic matrix material, wherein the metal complex is a metal complex with Lewis acid properties, which acts as an electron pair acceptor.
    Type: Application
    Filed: June 16, 2008
    Publication date: September 30, 2010
    Inventors: Ralf Krause, Günter Schmid
  • Publication number: 20100112471
    Abstract: An organic, semiconducting material, in particular, a material which can be used as a semiconductor material in organic electronics.
    Type: Application
    Filed: November 12, 2007
    Publication date: May 6, 2010
    Inventors: Andreas Kanitz, Jürgen Alder, Ralf Krause, Günter Schmid
  • Publication number: 20090212905
    Abstract: The invention relates to a wireless remote control system (100) for vehicle functions (13.1, 13.2), having a portable remote control unit (20) which comprises operator control elements for activating control signals which are exchanged with a vehicle mounted transmitter/receiver unit (11) in order to control the vehicle functions (13.1, 13.2). According to the invention, the remote control unit (20) comprises the following components: at least one first operator control element which has a predefined function of an electronic driving authorization and/or access authorization system (13.2) assigned to it, and at least one second operator control element and at least one display unit for menu prompted control of at least one ride level control system (13.1).
    Type: Application
    Filed: July 30, 2005
    Publication date: August 27, 2009
    Applicant: Daimlerchrysler AG
    Inventors: Thomas Batz, Joachim Bunke, Fritz Class, Andreas Doufrain, Holger Enigk, Volker Entemmann, Thomas Ganz, Martin Gloeckner, Thomas Heising, Paul Heisterkamp, Marcus Hohloch, Ralf Krause, Helmut Mayer, Wim Nettelnstroth, Armin Ramminger, Dimitrios Saraoudis, Burkhard Schloer, Helmut Schuler, Robert Sechtin, Marcelo Sordi, Thomas Viereck, Johannes Weiland, Nina Weitzel, Michael Wolf
  • Publication number: 20060037283
    Abstract: The invention relates to a method for inserting a folded airbag into an oblong cover, which is characterized in that the airbag, before or during insertion, is compressed into an insertion tool and is then inserted into the oblong cover by means of said insertion tool.
    Type: Application
    Filed: May 16, 2005
    Publication date: February 23, 2006
    Inventors: Ralf Krause, Karl-Heinz Egle, Jorg Ruschulte
  • Patent number: 6550396
    Abstract: A guide wheel assembly, which can be pre-assembled as a single unit, is configured to be connectable to a guide frame of a rail guided vehicle. The guide wheel assembly generally includes a fixed component connectable to the guide frame and a rotating component rotatably supported on the fixed component by a bearing assembly. The elements of the fixed component, the rotating component and the bearing assembly are assembled on a shaft of the fixed component from a top or first end of the shaft. The shaft includes a support member secured at a second end of the shaft and configured to prevent the rotating component from detaching from the fixed component in the event of bearing failure.
    Type: Grant
    Filed: October 29, 2001
    Date of Patent: April 22, 2003
    Assignee: DaimlerChrysler AG
    Inventors: Stefan Kummeter, William K. Cooper, Holger Strubelt, Ralf Krause, Jeffrey J. Schwalm