Patents Assigned to Universitat Stuttgart
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Publication number: 20180242003Abstract: The invention relates to a method for compressing an input data set, which comprises one or more input values, comprising the following steps: determining, for each input value, a tolerance range; generating encoded lossy values by a lossy encoding of the input values; generating output values associated with the input values, in particular by decoding the encoded lossy values; generating difference values by subtracting each decoded lossy value from the respectively associated input value; comparing each difference value with the respectively associated determined tolerance range; generating encoded correction values associated with the encoded lossy values on the basis of the difference values, wherein the encoded correction values are offset values, which can be added to the associated encoded lossy values; and providing an output data record as a function of a comparison of the difference values with the tolerance ranges and on the basis of the encoded lossy values and/or the encoded correction values.Type: ApplicationFiled: August 5, 2016Publication date: August 23, 2018Applicant: Universitat StuttgartInventors: Sven Simon, Thomas Richter, Zhe M. Sc Wang, Yousef M. Sc Baroud, Mahdi M. Sc Najmabadi
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Publication number: 20180202872Abstract: The present invention relates to a method and an apparatus for establishing residual stresses in objects, in particular in coated objects, and to a method and an apparatus for coating objects. The method comprises: impinging a surface (8) of the object (5) with laser light and generating a hole or a pattern of holes and/or locally heated points in the object (5); establishing the surface deformations by an optical deforming measuring method after the object (5) is impinged by laser light; establishing the residual stresses present in the object (5) from the measured surface deformations, wherein the generation of the hole pattern is carried out by an optical scanning apparatus which comprises an optical deflection and/or modulation arrangement for controllable deflection and/or modulation of the laser light, and/or a focusing arrangement for controllable focusing of the laser light.Type: ApplicationFiled: May 20, 2016Publication date: July 19, 2018Applicant: Universität StuttgartInventors: Wolfgang Osten, Giancarlo Pedrini, Rainer Gadow, Klaus Körner
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Patent number: 9822179Abstract: The present invention relates in general to the field of TNF ligand family members. In more detail the present invention relates to polypeptides comprising at least three components A, each of which comprises the sequence of a TNF homology domain (THD) of a TNF ligand family member, or a functional derivative thereof, and comprising at least one component B consisting of a VL region and a VH region linked directly to each other with a linker sequence L which has a length of <12 amino acids. Furthermore, the present invention also relates to nucleic acids encoding such polypeptides and pharmaceutical compositions thereof.Type: GrantFiled: March 30, 2012Date of Patent: November 21, 2017Assignee: UNIVERSITAT STUTTGARTInventors: Klaus Pfizenmaier, Roland Kontermann, Martin Siegemund
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Publication number: 20170327594Abstract: The present invention provides a polypeptides comprising a heavy chain domain 2 (HD2) from IgM or IgE and at least one pharmaceutically active moiety, complexes thereof and their use for therapy and prophylaxis.Type: ApplicationFiled: July 10, 2017Publication date: November 16, 2017Applicant: UNIVERSITÄT STUTTGARTInventors: Roland KONTERMANN, Oliver SEIFERT, Aline PLAPPERT
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Patent number: 9804336Abstract: The present invention relates to a method for connecting a solid core optical fiber (2) with another optical fiber (20), wherein the solid core optical fiber (2) comprises a joining device (10), which is created on one axial end of the solid core optical fiber (2) using a 3D printer and wherein the other optical fiber (20) is incorporated in the joining device (10) via an axial end of the other optical fiber (20), which is thus connected with the solid core optical fiber (2). In addition, the invention relates to a solid core optical fiber (2) with a joining device (10) created by a 3D-printer, and the relevant use of a 3D printer.Type: GrantFiled: March 18, 2016Date of Patent: October 31, 2017Assignee: UNIVERSITAT STUTTGARTInventors: Harald Giessen, Stefan Kedenburg, Timo Gissibl, Andy Steinmann
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Patent number: 9772275Abstract: Disclosed herein is a measuring probe and an arrangement for measuring spectral absorption, preferably in the infrared. Furthermore, the invention relates to a method for spectroscopically measuring absorption. The measuring probe may comprise a cutting apparatus configured to cut a slice or respectively flap off of a sample to be measured; a measuring gap configured to accommodate the sample slice; an optical window element for coupling measuring light into, or respectively out of the measuring gap; and an end reflector designed and arranged to reflect the measuring light propagated through the measuring gap back into the measuring gap. The arrangement for measuring spectral absorption may comprise the measuring probe, a light source and an apparatus for the spectral analysis of the measuring light coupled out of the measuring gap.Type: GrantFiled: August 31, 2015Date of Patent: September 26, 2017Assignee: Universität StuttgartInventors: Klaus Koerner, Christof Pruss, Alois Herkommer, Wolfgang Osten, Daniel Claus
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Patent number: 9739594Abstract: Disclosed are methods and an assembly for robust one-shot interferometry, in particular for optical coherence tomography according to the spatial domain approach (SD-OCT) and/or according to the light-field approach. In one embodiment, the method and the assembly may be used for measurements on material and living tissue, for distance measurement, for 2D or 3D measurement with a finely structured light source imaged onto the object in a diffraction-limited way, or with spots thereof. The assembly may comprise an interferometer having object and reference arms and a detector for electromagnetic radiation. In other embodiments, during a detection process, a plurality of spatial interferograms may be formed by making an inclined and/or curved reference wavefront interfere with an object wavefront for each measurement point. The resulting spatial interferograms may be detected in a single detector frame and may be further evaluated via a computer program.Type: GrantFiled: September 3, 2014Date of Patent: August 22, 2017Assignee: Universität StuttgartInventors: Klaus Koerner, Wolfgang Osten
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Publication number: 20170050994Abstract: The invention relates to an N-heterocyclic carbene complex of general formulas I to IV (I) (II) (III) (IV), according to which A1 stands for NR2 or PR2, A2 stands for CR2 R2?, NR2, PR2, 0 or S, A3 stands for N or P, and C stands for a carbene carbon atom, ring B is an unsubstituted or a mono or poly-substituted 5 to 7-membered ring, substituents R2 and R2? stand, inter alia, for a linear or branched C1-Cw-alkyl group and, if N and N each stand for NR2 or PR2, are the same or different, M in formulas I, II, III or IV stands for Cr, Mo or W, X 1 or X2 in formulas I to IV are the same or different and represent, inter alia, C1-C1s carboxylates and C1-C1s-alkoxides, Y is inter alia oxygen or sulphur, Z is inter alia a linear or branched C1-Cw-alkylenoxy group, and R 1 and R1? in formulas I to IV are, inter alia, an aliphatic or aromatic group.Type: ApplicationFiled: April 24, 2015Publication date: February 23, 2017Applicant: UNIVERSITÄT STUTTGARTInventors: Michael R. Buchmeiser, Suman Sen, Roman Schowner
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Publication number: 20160322632Abstract: A method for producing a porous nanocrystalline semiconductor layer (100) is provided, including: a) providing a substrate (10) having a substrate surface; b) coating a semiconductor layer (12) on the substrate surface; c) coating a metal containing layer (14) on the semiconductor layer; d) heat treating the semiconductor layer and the metal containing layer at a temperature and for a time period such that the semiconductor and the metal partially interdiffuse and the semiconductor is at least partially crystallized; and e) least partially removing the metal. Further, a porous nanocrystalline semiconductor layer, a use thereof, an anode, and a secondary lithium-ion battery are provided.Type: ApplicationFiled: December 23, 2013Publication date: November 3, 2016Applicant: Universitat StuttgartInventors: Horst Strunk, Fei Qu
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Patent number: 9383306Abstract: Disclosed herein is an apparatus for spectroscopic ellipsometry, preferably for infrared spectroscopic ellipsometry, and a method for spectroscopic ellipsometry employing the apparatus. In some embodiments, the apparatus may comprise a light source (12), a detector (30), a polarizer (40), an analyzer (41), and a measuring probe (10). In one embodiment, the measuring probe may comprise an ATR prism (50) having at least one first surface having at least one measuring portion (M) configured to be brought in optical contact with a measured object (72), and at least one second surface having at least one reflective portion (RX).Type: GrantFiled: November 10, 2015Date of Patent: July 5, 2016Assignee: Universität StuttgartInventors: Klaus Koerner, Arnulf Roeseler, Daniel Claus, Wolfgang Osten
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Patent number: 9334172Abstract: In a method for recovering volatile components from a solid material, a liquid phase is mechanically removed from the solid material. Subsequently, the solid material is dried by exposing the solid material to superheated steam circulating in a closed circuit. From the closed circuit excess steam that contains volatile components given off by the solid material is removed. The volatile components are separated from the excess steam by condensing the excess steam to a condensed phase and the volatile components are from the condensed phase by adding suitable ions to the condensed phase to crystallize the volatile components.Type: GrantFiled: May 4, 2015Date of Patent: May 10, 2016Assignees: Fraunhofer-Gesellschaft zur Föderung der angewandten Forschung e. V., Universität StuttgartInventors: Alejandra Campos, Siegfried Egner, Alexander Lohner, Sukhanes Laopeamthong, Maria Soledad Stoll
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Publication number: 20160069026Abstract: In a method for impregnating semi-finished fibrous products using resin as the impregnating means, winding or laying the semi-finished fibrous products in a plurality of layers on top of one another onto a receiving carrier is initially performed. Here, lower layers lie close to the receiving carrier, and upper layers lie more remote therefrom. The receiving carrier is configured so as to be permeable to the impregnating means. The impregnating means is then introduced through the receiving carrier into the semi-finished fibrous products, wherein the impregnating means initially permeates the lower layers and then permeates the upper layers of the semi-finished fibrous products.Type: ApplicationFiled: March 21, 2014Publication date: March 10, 2016Applicant: Universität StuttgartInventors: Gerd FALK, Markus BLANDL
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Publication number: 20150274827Abstract: The present invention relates in general to the field of TNF ligand family members. In more detail the present invention relates to polypeptides comprising at least three components A, each of which comprises the sequence of a TNF homology domain (THD) of a TNF ligand family member, or a functional derivative thereof, and comprising at least one component B consisting of a VL region and a VH region linked directly to each other with a linker sequence L which has a length of <12 amino acids. Furthermore, the present invention also relates to nucleic acids encoding such polypeptides and pharmaceutical compositions thereof.Type: ApplicationFiled: March 30, 2012Publication date: October 1, 2015Applicant: UNIVERSITÄT STUTTGARTInventors: Klaus Pfizenmaier, Roland Kontermann, Martin Siegemund
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Patent number: 8932554Abstract: Method to produce diamonds containing Nitrogen-Vacancy centers from diamonds grown by a high pressure and high temperature process and containing isolated substitutional nitrogen, comprising: —Irradiating (12) said diamonds by an electron beam such that the irradiation dose is comprised between 1017 and 1019 electrons per square centimeter; —annealing (14) the irradiated diamonds in vacuum or in a inert atmosphere at a temperature above 700° C. and for at least 1 hour; characterized in that said electron beam has an acceleration energy above 7 MeV.Type: GrantFiled: August 30, 2013Date of Patent: January 13, 2015Assignees: INSERM (Institut National de la Sante et de la Recherche Medicale), Universitat Stuttgart, ArminesInventors: Jean-Paul Boudou, Patrick Curmi
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Patent number: 8927205Abstract: The invention relates to polypeptides comprising, as constituent A, at least three monomers of a member of the TNF ligand family and, as constituent B, at least two peptide linkers that link the monomers of the member of the TNF ligand family to one another. The invention also relates to the use of these polypeptides for treating diseases and for producing a medicament or a vaccine. The invention also relates to methods for producing and isolating these polypeptides, to nucleic acids that code for these polypeptides, to vectors containing these nucleic acids, to host cells transfected with these vectors, and to pharmaceutical compositions containing these inventive objects. Finally, the invention relates to methods for the extracorporeal manipulation, depletion and/or removal of components contained in body fluids, e.g. by means of apheresis.Type: GrantFiled: March 24, 2005Date of Patent: January 6, 2015Assignee: Universitat of StuttgartInventors: Klaus Pfizenmaier, Peter Scheurich, Ingo Grunwald, Anja Krippner-Heidenreich
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Publication number: 20140249343Abstract: Disclosed is a process for the direct alkylation of aromatic compounds with alkanes. To this end a judicious catalyst combination is provided. The composition comprises palladium as a catalytically active metal, and zinc as a promoter, or a metal such as tin having a comparable promoting action. The metals are contained in a zeolite support, or a similar support of a metal organic framework type or a silico alumino phosphate type.Type: ApplicationFiled: June 28, 2012Publication date: September 4, 2014Applicant: UNIVERSITÄT STUTTGARTInventors: Yvonne Traa, Daniel Geiss
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Publication number: 20130270991Abstract: A method of manufacturing an optical element, the method comprising: growing a first layer of single crystal diamond material via a chemical vapour deposition technique using a gas phase having a first nitrogen concentration; growing a second layer of single crystal diamond material over said first layer via a chemical vapour deposition technique using a gas phase having a second nitrogen concentration, wherein the second nitrogen concentration is lower than the first nitrogen concentration; forming an optical element from at least a portion of the second layer of single crystal diamond material; and forming an out-coupling structure at a surface of the optical element for increasing out-coupling of light.Type: ApplicationFiled: August 2, 2011Publication date: October 17, 2013Applicants: Element Six Limited, UNIVERSITAT STUTTGARTInventors: Daniel James Twitchen, Joseph Michael Dodson, Matthew Lee Markham, Fedor Jelezko
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Patent number: 8519732Abstract: The invention relates to a method for monitoring the breakdown of a pn junction in a semiconductor component and to a semiconductor component adapted to carrying out said method. According to the method, optical radiation which is emitted if a breakdown occurs on a pn junction is detected by a photosensitive electronic component (8) integrated into the semiconductor component. The supply of the pn junction is controlled according to the detected radiation to prevent a complete breakdown during operation of the semiconductor component. The method according to the invention and the semiconductor component adapted thereto permit the operating range of the semiconductor component to be extended and the power output to be increased without the risk of destruction.Type: GrantFiled: January 11, 2008Date of Patent: August 27, 2013Assignee: Universitat StuttgartInventors: Erich Kasper, Michael Morschbach
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Patent number: 8377257Abstract: A total evaporator for fluids, including a cold chamber to prevent pre-evaporation, an evaporation region connected thereto having narrow flow cross-section for fast evaporation of the fluid, and a subsequent vapor chamber for pulsation damping and the controlled superheating of the vapor, the evaporation region being formed by a gap between concentrically nested cylindrical and/or conical tube sections and heat required for the evaporation and superheating processes is supplied by electric heating and/or by hot fluid and/or by catalytic or homogeneous combustion via the wall of the concentric tubes.Type: GrantFiled: May 19, 2006Date of Patent: February 19, 2013Assignee: Universitat StuttgartInventors: Gerhart Eigenberger, Andreas Freund, Grigorios Kolios, Clemens Merten, Jens Bernnat, Gudrun Friedrich
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Patent number: 8279434Abstract: The invention lies in the technical field of cell biology and transplantation medicine. It concerns devices and methods for rapid and noninvasive analysis or checking of biological samples, especially for sterility control, for characterization of infectious particles and microorganisms contained in the biological sample and for characterization of tissue cells and transplants. The main areas of application of the invention are biotechnological production of pharmacological active ingredients and therapeutic agents as well as transplantation medicine.Type: GrantFiled: November 9, 2007Date of Patent: October 2, 2012Assignees: Fraunhofer-Gesellschaft zur Förderung der angwandten Forschung, e.V., Universität StuttgartInventors: Heike Mertsching, Gerd Sulz, Hagen Thielecke, Carsten Bolwien, Steffen Koch