Patents by Inventor Daniel Weiss

Daniel Weiss 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).

  • Publication number: 20250130133
    Abstract: The invention relates to a device for vacuum leak detection, comprising a vacuum pump (18), a test chamber (12) which is designed to accommodate the test specimen and can be evacuated by means of the vacuum pump (18), and a gas detector (16) which detects the gas evacuated from the test chamber (12) by means of the vacuum pump (18), wherein the test chamber (12) has a plurality of vacuum connections (26) provided with the vacuum pump (18) in order to evacuate the test chamber (12), characterized in that a common pump volume (28) which is connected to the vacuum connections (26) is fluidically provided between the vacuum connections (26) and the vacuum pump (18) and is evacuated by means of the vacuum pump (18).
    Type: Application
    Filed: September 12, 2022
    Publication date: April 24, 2025
    Inventors: Daniel Wetzig, Yessica Brachthäuser, Sebastian Weiss
  • Patent number: 12284906
    Abstract: The invention describes the use of polyphenols and polyamino derivatives adjacent to absorber layers on the basis of small molecules in organic optoelectronic components.
    Type: Grant
    Filed: May 31, 2018
    Date of Patent: April 22, 2025
    Assignee: HELIATEK GMBH
    Inventors: Gunter Mattersteig, Marieta Levichkova, Karsten Walzer, Martin Pfeiffer-Jacob, Daniel D'Souza, Olga Gerdes, Dirk Hildebrandt, Antoine Mirloup, Andre Weiss
  • Patent number: 12239499
    Abstract: A method of manufacturing a dental restoration including a construction step (S2) of preparing construction data for a dental tool machine for machining the dental restoration from a workpiece. The construction data defines at least the geometry of the dental restoration within the workpiece. The method includes a starting step (S3) of starting machining of the dental restoration from the workpiece in accordance with the construction data. The method also includes a preparing step (S4) of starting preparing, before termination of the construction step (S2), the dental tool machine at least through equipping it with all the consumables essential for starting the starting step (S3), and completing preparing the dental tool machine before start of the starting step (S3).
    Type: Grant
    Filed: September 21, 2020
    Date of Patent: March 4, 2025
    Assignee: Dentsply Sirona Inc.
    Inventors: Daniel Weiss, Oliver Nowarra, Peter Fornoff
  • Patent number: 12241952
    Abstract: The invention may improve image quality of magnetic resonance imaging (MRI). The invention is directed to a coil arrangement (200) for magnetic resonance imaging. It comprises a base structure having a variable shape, an RF coil arranged on or in the base structure, an actuator means at least partially extending along the base structure such that the base structure is deformable along and/or about at least one axis, a position detecting means adapted to detect a current position of at least a portion of the subject to be examined relative to the RF coil, and control means coupled to the position detecting means and the actuator means, wherein the control means is adapted to adjust the shape of the base structure to maintain a contact of an outer surface of the base structure (210) and/or the RF coil (220) with the at least portion of the subject by driving the actuator means in response to a detected change of the current position relative to a previous position.
    Type: Grant
    Filed: September 3, 2019
    Date of Patent: March 4, 2025
    Assignee: Koninklijke Philips N.V.
    Inventors: Christoph Leussler, Michael Gunter Helle, Daniel Wirtz, Gereon Vogtmeier, Steffen Weiss
  • Publication number: 20250058284
    Abstract: A vacuum leak detector has a housing enclosing a suction chamber, a vacuum pump evacuating the suction chamber, and a gas detector connected to the suction chamber. The housing has a test leak with a selectively gas-permeable membrane. The test leak connects the outer atmosphere of the housing with the suction chamber.
    Type: Application
    Filed: December 22, 2022
    Publication date: February 20, 2025
    Applicant: INFICON GMBH
    Inventors: Daniel WETZIG, Jochen PUCHALLA-KÖNIG, Silvio DECKER, Sebastian WEISS
  • Patent number: 12193895
    Abstract: A dental machining system for manufacturing a dental restoration including: a dental tool machine (1) which has: a dental blank holder for holding at least one dental blank (2) relatively movably with respect to one or more dental tools (3); one or more driving units (4) each for movably holding at least one dental tool (3) for machining the dental blank (2), a control unit for controlling the dental blank holder and the driving units (4) based at least on a temporal trajectory of the dental tool (3) relative to the dental blank (2) and a spatial amount of material removal from the dental blank (2) along the temporal trajectory. The control unit executes a trained artificial intelligence algorithm.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: January 14, 2025
    Assignee: Dentsply Sirona Inc.
    Inventors: Hans-Christian Schneider, Sebastian Steger, Daniel Weiss
  • Publication number: 20250006459
    Abstract: A method for determining a distortion-corrected position of a feature in an image that is composed of one or a plurality of image patches, each image patch being composed of a plurality of image subfields, each image subfield being imaged with a related beamlet of a multi-beam charged particle microscope, respectively, comprises: a) providing a plurality of vector distortion maps for each image subfield, respectively, each vector distortion map characterizing the position dependent distortion for each pixel of the related image subfield; b) identifying a feature of interest in the image; c) extracting a geometric characteristic of the feature; d) determining a corresponding image subfield comprising the extracted geometric characteristic of the feature; e) determining a position or positions of the extracted geometric characteristic of the feature within the determined corresponding image subfield; and f) correcting the position or positions of the extracted geometric characteristic in the image.
    Type: Application
    Filed: July 25, 2024
    Publication date: January 2, 2025
    Inventors: Daniel Weiss, Nicolas Kaufmann, Dirk Zeidler
  • Patent number: 12086936
    Abstract: The present invention relates to a method of determining layer thicknesses of a three-dimensional model for generation with an additive manufacturing apparatus. The method includes: a step of determining the layer thicknesses according to an adaptive slicing algorithm in which the thickness of a layer is calculated through a relation based on the inclination of the normal vectors of the surface elements of the 3D model partly enclose the layer from a horizontal direction (x;y).
    Type: Grant
    Filed: April 24, 2020
    Date of Patent: September 10, 2024
    Assignee: DENTSPLY SIRONA INC.
    Inventors: Christian Stahl, Daniel Weiss
  • Patent number: 12030149
    Abstract: A method for sensing a cutting-edge load in a motor-driven machine-tool unit having a stator unit and a rotor unit that is rotatable at least about an axis of rotation. The rotor unit includes a tool receiving unit that is adjustable along the axis of rotation and to which a clamping force can be applied, for fixing and clamping a releasably fixable tool shank of a tool. A tool head of the tool includes at least one individual cutting edge. A tool sensor is provided for sensing the load on the tool, the tool sensor being realized as an individual-cutting-edge sensor for sensing a cutting-edge load on the individual cutting edge.
    Type: Grant
    Filed: June 2, 2021
    Date of Patent: July 9, 2024
    Assignee: Franz Kessler GmbH
    Inventors: Joachim Van Sprang, Harald Weing, Daniel Weiß
  • Patent number: 11771523
    Abstract: The present invention relates to a method for the design and manufacture of a dental component with a surface, wherein a 3D model of the dental component is designed by means of a CAD unit and the dental component is manufactured by a CAM unit on the basis of the 3D model.
    Type: Grant
    Filed: December 10, 2019
    Date of Patent: October 3, 2023
    Assignee: DENTSPLY SIRONA INC.
    Inventors: Hans-Christian Schneider, Oliver Nowarra, Daniel Weiß, Peter Fornoff
  • Publication number: 20230111090
    Abstract: A dental machining system for manufacturing a dental restoration, including: a dental tool machine which includes: a dental blank holder for holding one or more dental blanks relatively movable with respect to one or more dental tools; one or more driving units each for movably holding at least one dental tool for machining the dental blanks; a determination unit for determining the type of each dental blank; an adjustment device for allowing the user to adjust the machining time, a level of quality of the dental restoration, and a level of security of the dental restoration and dental tool against machining damage. The system further includes a control unit which executes a trained artificial intelligence algorithm adapted to generate process parameters for the machining.
    Type: Application
    Filed: March 11, 2021
    Publication date: April 13, 2023
    Applicant: DENTSPLY SIRONA Inc.
    Inventors: Sebastian STEGER, Oliver NOWARRA, Daniel WEISS
  • Publication number: 20220378560
    Abstract: A dental machining system for manufacturing a dental restoration including: a dental tool machine (1) which has: a dental blank holder for holding at least one dental blank (2) relatively movably with respect to one or more dental tools (3); one or more driving units (4) each for movably holding at least one dental tool (3) for machining the dental blank (2), a control unit for controlling the dental blank holder and the driving units (4) based at least on a temporal trajectory of the dental tool (3) relative to the dental blank (2) and a spatial amount of material removal from the dental blank (2) along the temporal trajectory. The control unit executes a trained artificial intelligence algorithm.
    Type: Application
    Filed: October 16, 2020
    Publication date: December 1, 2022
    Applicant: DENTSPLY SIRONA Inc.
    Inventors: Hans-Christian Schneider, Sebastian STEGER, Daniel WEISS
  • Publication number: 20220354624
    Abstract: A method of machining a dental block (2) by using at least one dental tool (4) to finish or pre-finish a dental restoration (5) at least completely along the equator (5a) with or without a holding stub (5b). The method includes: a step of moving the axis (4a) of the dental tool (4) along a path (6) with an overlaid lateral motion having an amplitude (A), and without separating an unmachined piece (2?) from the rest of the dental block (2). The path (6) lies away from the equator (5a) at least by an amount equal to half of the diameter of the dental tool (4) plus half of the amplitude (A) of the overlaid lateral motion.
    Type: Application
    Filed: October 8, 2020
    Publication date: November 10, 2022
    Applicant: DENTSPLY SIRONA Inc.
    Inventors: Franz BASLER, Oliver NOWARRA, Daniel WEISS
  • Publication number: 20220338965
    Abstract: A method of manufacturing a dental restoration including a construction step (S2) of preparing construction data for a dental tool machine for machining the dental restoration from a workpiece. The construction data defines at least the geometry of the dental restoration within the workpiece. The method includes a starting step (S3) of starting machining of the dental restoration from the workpiece in accordance with the construction data. The method also includes a preparing step (S4) of starting preparing, before termination of the construction step (S2), the dental tool machine at least through equipping it with all the consumables essential for starting the starting step (S3), and completing preparing the dental tool machine before start of the starting step (S3).
    Type: Application
    Filed: September 21, 2020
    Publication date: October 27, 2022
    Applicant: DENTSPLY SIRONA Inc.
    Inventors: Daniel WEISS, Oliver NOWARRA, Peter FORNOFF
  • Publication number: 20220331074
    Abstract: A method of machining at least one dental restoration (1) from a workpiece (2) using one or more dental took (3), including a step of defining, a target contour (4) of the dental restoration (1); also including a step of predicting the deflection of the dental tool (3) during pre-machining through a model based on one or more machining parameters; a step of determining based on the prediction step one or more primary locations (5) at which the target contour (4) would have been damaged during pre-machining; a step of modifying the target contour (4) or the corresponding machining path by adding an oversize of material (6) substantially only at the primary locations (5) for preventing damage; and a step of pre-machining the workpiece (2) based on the modified target contour (17) or the corresponding modified machining path.
    Type: Application
    Filed: September 21, 2020
    Publication date: October 20, 2022
    Applicant: DENTSPLY SIRONA Inc.
    Inventors: Hans-Christian SCHNEIDER, Franz BASLER, Daniel WEISS
  • Publication number: 20220297385
    Abstract: A method of imposing quality requirements on a 3D model including support structures to be built by an additive manufacturing apparatus including: defining the surface geometry and the orientation of the 3D model with respect to the platform, the surface geometry includes surface segments. The method further includes attributing a degree of quality (L;H) to the surface segments respectively against post-processing for the subsequent removal of the support structures calculating, based on the defined orientation, the surface geometry and the degree of quality L;H) attributed; and adding the support structure to the 3D model based on the calculated positions and the degree of quality (L;H) attributed.
    Type: Application
    Filed: July 29, 2020
    Publication date: September 22, 2022
    Applicant: DENTSPLY SIRONA Inc.
    Inventors: Simon TANAKA, Christian STAHL, Daniel WEISS
  • Publication number: 20220284141
    Abstract: A method of determining the orientation of a 3D Model to be generated by an additive manufacturing apparatus having a vat for holding photocurable material; and a platform for holding the 3D object corresponding to the 3D model. The platform is relatively movable with respect to the vat and the method includes a step of defining the surface geometry of the 3D model and the surface geometry includes surface segments si.
    Type: Application
    Filed: August 21, 2020
    Publication date: September 8, 2022
    Applicant: DENTSPLY SIRONA Inc.
    Inventors: Christian STAHL, Daniel WEISS
  • Publication number: 20220207829
    Abstract: The present invention relates to a method of determining layer thicknesses (t) of a three-dimensional model (1) for generation with an additive manufacturing apparatus, the method comprising: a step of determining the layer thicknesses (t) according to an adaptive slicing algorithm in which the thickness of a layer (2) is calculated through a relation based on the inclination of the normal vectors (n) of the surface elements (s) of the 3D model (1) which at least partly enclose the layer (2) from a horizontal direction (x; y) the method being characterized by further comprising: a step of selectively imposing on at least one surface element (s) of the 3D model (1) a precision requirement out of one or more selectable different precision requirements which respectively differently alter in the determination step the relation with respect to the inclination of the normal vector (n) of the said at least one surface element (s) which allows, through the altered relation, the layer thickness (t) to obtain a value
    Type: Application
    Filed: April 24, 2020
    Publication date: June 30, 2022
    Applicant: DENTSPLY SIRONA Inc.
    Inventors: Christian STAHL, Daniel WEISS
  • Publication number: 20220161500
    Abstract: The present invention relates to a method of preparing a digital 3D model suitable to be generated and post-processed with an additive manufacturing system (1) comprising: an additive manufacturing apparatus (2) for generating the 3D object (3) corresponding to the prepared digital 3D model, attached to a platform (4) which can be gradually moved upwards, out of a fluid resin (5a) in a vat (6); and at least one post-processing apparatus (7) for performing at least one of washing, drying and curing the 3D object (3) received and maintained in the state attached to the platform (4) during the post-processing, the method comprising: a step of providing the digital 3D model; the method being characterized by further comprising: a step of determining fluid-collecting, basin-like, open regions (8) or fluid-sucking, dome-like, open regions (9) of the digital 3D model orientated in said state relative to the platform (4), and a step of including at least one drain channel (10) and/or at least one vent channel (11) in
    Type: Application
    Filed: April 8, 2020
    Publication date: May 26, 2022
    Applicant: DENTSPLY SIRONA Inc.
    Inventors: Christian STAHL, Daniel WEISS
  • Patent number: 11298089
    Abstract: An x-ray examination arrangement includes an x-ray radiation source arranged at a source position, at least two x-ray detectors having active detector areas and being arranged such that the active detector areas capture different solid angle ranges with respect to x-ray radiation produced by the x-ray radiation source and emanating from the source position, and a control device configured to calculate a projection onto a virtual detector plane based on radiographs respectively captured by the at least two x-ray detectors and spatial poses of the at least two x-ray detectors relative to the source position, and provide a combined radiograph for the virtual detector plane based on the projection. In addition, a method for operating the x-ray examination arrangement and a computed tomography device are provided.
    Type: Grant
    Filed: February 22, 2020
    Date of Patent: April 12, 2022
    Assignee: Carl Zeiss Industrielle Messtechnik GmbH
    Inventors: Marco Erler, Daniel Weiss, Martin Krenkel, Wolfgang Kimmig