Patents by Inventor Karl-Josef Hollenbeck
Karl-Josef Hollenbeck 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).
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Publication number: 20220272317Abstract: A scanner includes a camera, a light source for generating a probe light incorporating a spatial pattern, an optical system for transmitting the probe light towards the object and for transmitting at least a part of the light returned from the object to the camera, a focus element within the optical system for varying a position of a focus plane of the spatial pattern on the object, unit for obtaining at least one image from said array of sensor elements, unit for evaluating a correlation measure at each focus plane position between at least one image pixel and a weight function, a processor for determining the in-focus position(s) of each of a plurality of image pixels for a range of focus plane positions, or each of a plurality of groups of image pixels for a range of focus plane positions, and transforming in-focus data into 3D real world coordinates.Type: ApplicationFiled: May 11, 2022Publication date: August 25, 2022Applicant: 3SHAPE A/SInventors: Rune FISKER, Henrik ÖJELUND, Rasmus KJAER, Mike VAN DER POEL, Arish A. QAZI, Karl-Josef HOLLENBECK
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Patent number: 11368667Abstract: A scanner includes a camera, a light source for generating a probe light incorporating a spatial pattern, an optical system for transmitting the probe light towards the object and for transmitting at least a part of the light returned from the object to the camera, a focus element within the optical system for varying a position of a focus plane of the spatial pattern on the object, unit for obtaining at least one image from said array of sensor elements, unit for evaluating a correlation measure at each focus plane position between at least one image pixel and a weight function, a processor for determining the in-focus position(s) of each of a plurality of image pixels for a range of focus plane positions, or each of a plurality of groups of image pixels for a range of focus plane positions, and transforming in-focus data into 3D real world coordinates.Type: GrantFiled: November 23, 2021Date of Patent: June 21, 2022Assignee: 3SHAPE A/SInventors: Rune Fisker, Henrik Öjelund, Rasmus Kjaer, Mike Van Der Poel, Arish A. Qazi, Karl-Josef Hollenbeck
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Publication number: 20220086418Abstract: A scanner includes a camera, a light source for generating a probe light incorporating a spatial pattern, an optical system for transmitting the probe light towards the object and for transmitting at least a part of the light returned from the object to the camera, a focus element within the optical system for varying a position of a focus plane of the spatial pattern on the object, unit for obtaining at least one image from said array of sensor elements, unit for evaluating a correlation measure at each focus plane position between at least one image pixel and a weight function, a processor for determining the in-focus position(s) of each of a plurality of image pixels for a range of focus plane positions, or each of a plurality of groups of image pixels for a range of focus plane positions, and transforming in-focus data into 3D real world coordinates.Type: ApplicationFiled: November 23, 2021Publication date: March 17, 2022Applicant: 3SHAPE A/SInventors: Rune FISKER, Henrik ÖJELUND, Rasmus KJAER, Mike VAN DER POEL, Arish A. QAZI, Karl-Josef HOLLENBECK
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Patent number: 11276228Abstract: According to an embodiment, a method for 3D scanning at least a part of a surface of an object is disclosed. The method includes recording, using an optical scanner comprising at least one camera, one or more test 2D images of the at least a part of the surface of the object; automatically identifying a first segment of a first level of interest within the test 2D images, the first segment imaging a region of interest on the at least a part of the surface of the object; identifying a first 3D volume comprising the region of interest of the at least a part of the surface of the object; selecting a first input defining a first resolution and/or a first coverage; and 3D scanning the at least a part of the surface of the object within the first 3D volume using the first input.Type: GrantFiled: March 15, 2019Date of Patent: March 15, 2022Assignee: 3Shape A/SInventor: Karl-Josef Hollenbeck
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Patent number: 11246490Abstract: A 3D scanner system for detecting and/or visualizing cariogenic regions in teeth based on fluorescence emitted from said teeth, the 3D scanner system including data processing means configured for mapping a representation of fluorescence emitted from the teeth onto the corresponding portion of a digital 3D representation of the teeth to provide a combined digital 3D representation.Type: GrantFiled: February 1, 2019Date of Patent: February 15, 2022Assignee: 3SHAPE A/SInventors: Mike Van Der Poel, Karl-Josef Hollenbeck
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Publication number: 20220008175Abstract: A computer-implemented method of generating a dental model based on an objective function output, including creating an objective function including at least one quality estimation function which trains at least one machine learning method that generates quality estimation output, and an objective function output is the output of the objective function providing a model as an input data to the objective function and generating model-related objective function output; and modifying the model based on the model-related objective function output to transform the model to a generated model, wherein the generated model is the dental model.Type: ApplicationFiled: February 6, 2020Publication date: January 13, 2022Applicant: 3SHAPE A/SInventors: Henrik ÖJELUND, Karl-Josef HOLLENBECK, Erik ASK
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Publication number: 20210306617Abstract: A scanner includes a camera, a light source for generating a probe light incorporating a spatial pattern, an optical system for transmitting the probe light towards the object and for transmitting at least a part of the light returned from the object to the camera, a focus element within the optical system for varying a position of a focus plane of the spatial pattern on the object, unit for obtaining at least one image from said array of sensor elements, unit for evaluating a correlation measure at each focus plane position between at least one image pixel and a weight function, a processor for determining the in-focus position(s) of each of a plurality of image pixels for a range of focus plane positions, or each of a plurality of groups of image pixels for a range of focus plane positions, and transforming in-focus data into 3D real world coordinates.Type: ApplicationFiled: June 7, 2021Publication date: September 30, 2021Applicant: 3SHAPE A/SInventors: Rune FISKER, Henrik ÖJELUND, Rasmus KJAER, Mike VAN DER POEL, Arish A. QAZI, Karl-Josef HOLLENBECK
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Publication number: 20210264600Abstract: The present disclosure provides a computer-implemented method for correlating at least one infrared 2D-image to a 3D-representation of at least a part of a tooth displayed in a graphical user-interface, of a hand-held scanning device, on a screen, comprising the steps of: obtaining a first set of 2D-images of the at least part of the tooth; forming a 3D-representation of the at least a part of the tooth from the first set of 2D-images; displaying, in the graphical user-interface, the 3D-representation; obtaining a second set of 2D-images, wherein the second set of 2D images are infrared 2D-images acquired within the at least part of the tooth; displaying, in the user-interface, at least one of the 2D-images from the second set of 2D-images; displaying, in the user-interface, a manipulator configured to change between 2D-images in the second set of 2D-images.Type: ApplicationFiled: June 14, 2019Publication date: August 26, 2021Applicant: 3SHAPE A/SInventors: Anders Robert JELLINGGAARD, Christoph VANNAHME, Mike VAN DER POEL, Karl-Josef HOLLENBECK, Anders GAARDE, Mads Brøkner CHRISTIANSEN
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Patent number: 11076146Abstract: A scanner includes a camera, a light source for generating a probe light incorporating a spatial pattern, an optical system for transmitting the probe light towards the object and for transmitting at least a part of the light returned from the object to the camera, a focus element within the optical system for varying a position of a focus plane of the spatial pattern on the object, unit for obtaining at least one image from said array of sensor elements, unit for evaluating a correlation measure at each focus plane position between at least one image pixel and a weight function, a processor for determining the in-focus position(s) of each of a plurality of image pixels for a range of focus plane positions, or each of a plurality of groups of image pixels for a range of focus plane positions, and transforming in-focus data into 3D real world coordinates.Type: GrantFiled: March 19, 2021Date of Patent: July 27, 2021Assignee: 3Shape A/SInventors: Rune Fisker, Henrik Öjelund, Rasmus Kjær, Mike van der Poel, Arish A. Qazi, Karl-Josef Hollenbeck
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Publication number: 20210211638Abstract: A scanner includes a camera, a light source for generating a probe light incorporating a spatial pattern, an optical system for transmitting the probe light towards the object and for transmitting at least a part of the light returned from the object to the camera, a focus element within the optical system for varying a position of a focus plane of the spatial pattern on the object, unit for obtaining at least one image from said array of sensor elements, unit for evaluating a correlation measure at each focus plane position between at least one image pixel and a weight function, a processor for determining the in-focus position(s) of each of a plurality of image pixels for a range of focus plane positions, or each of a plurality of groups of image pixels for a range of focus plane positions, and transforming in-focus data into 3D real world coordinates.Type: ApplicationFiled: March 19, 2021Publication date: July 8, 2021Applicant: 3SHAPE A/SInventors: Rune FISKER, Henrik ÖJELUND, Rasmus KJÆR, Mike van der POEL, Arish A. QAZI, Karl-Josef HOLLENBECK
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Patent number: 11051002Abstract: A scanner includes a camera, a light source for generating a probe light incorporating a spatial pattern, an optical system for transmitting the probe light towards the object and for transmitting at least a part of the light returned from the object to the camera, a focus element within the optical system for varying a position of a focus plane of the spatial pattern on the object, unit for obtaining at least one image from said array of sensor elements, unit for evaluating a correlation measure at each focus plane position between at least one image pixel and a weight function, a processor for determining the in-focus position(s) of each of a plurality of image pixels for a range of focus plane positions, or each of a plurality of groups of image pixels for a range of focus plane positions, and transforming in-focus data into 3D real world coordinates.Type: GrantFiled: January 28, 2020Date of Patent: June 29, 2021Assignee: 3Shape A/SInventors: Rune Fisker, Henrik Ôjelund, Rasmus Kjær, Mike van der Poel, Arish A. Qazi, Karl-Josef Hollenbeck
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Patent number: 11022432Abstract: Disclosed is 3D scanning using a 3D scanner configured for detecting when the scanned object is at rest in the scan volume of the 3D scanner.Type: GrantFiled: February 14, 2018Date of Patent: June 1, 2021Assignee: 3SHAPE A/SInventors: Karl-Josef Hollenbeck, Henrik Öjelund, Rasmus Kjær
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Patent number: 11006836Abstract: A 3D scanner for recording topographic characteristics of a surface of at least part of a body orifice, where the 3D scanner includes a main body having a mounting portion; a tip which can be mounted onto and un-mounted from the mounting portion, where the tip is configured for being brought into proximity of the body orifice surface when recording the topographic characteristics such that at least one optical element of the tip is at least partly exposed to the environment in the body orifice during the recording; and a heater for heating the optical element, where the heat is provided by way of thermal conduction; where the tip can be sterilized in a steam autoclave when un-mounted from the main body of the 3D scanner such that it subsequently can be reused.Type: GrantFiled: May 16, 2016Date of Patent: May 18, 2021Assignee: 3SHAPE A/SInventors: Karl-Josef Hollenbeck, Bo Petersen, Mike Van Der Poel, Thomas Moon, Stefan Elmsted Jensen
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Publication number: 20210106229Abstract: Disclosed are methods and digital tools for deriving tooth condition information for a patient's teeth, for populating a digital dental chart with derived tooth condition information, and for generating an electronic data record containing such information.Type: ApplicationFiled: December 21, 2020Publication date: April 15, 2021Applicant: 3SHAPE A/SInventors: Mike VAN DER POEL, Rune FISKER, Karl-Josef HOLLENBECK
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Publication number: 20210106409Abstract: A method for generating a digital 3D representation of at least a part of an intraoral cavity, the method including recording a plurality of views containing surface data representing at least the geometry of surface points of the part of the intraoral cavity using an intraoral scanner; determining a weight for each surface point at least partly based on scores that are measures of belief of that surface point representing a particular type of surface; executing a stitching algorithm that performs weighted stitching of the surface points in said plurality of views to generate the digital 3D representation based on the determined weights; wherein the scores for the surface points are found by at least one score-finding algorithm that takes as input at least the geometry part of the surface data for that surface point and surface data for points in a neighbourhood of that surface point.Type: ApplicationFiled: February 8, 2019Publication date: April 15, 2021Applicant: 3SHAPE A/SInventors: Henrik ÖJELUND, Asger Vejen HOEDT, Karl-Josef HOLLENBECK
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Patent number: 10905333Abstract: A 3D scanner system for detecting and/or visualizing cariogenic regions in teeth based on fluorescence emitted from said teeth, the 3D scanner system including data processing means configured for mapping a representation of fluorescence emitted from the teeth onto the corresponding portion of a digital 3D representation of the teeth to provide a combined digital 3D representation.Type: GrantFiled: February 22, 2019Date of Patent: February 2, 2021Assignee: 3SHAPE A/SInventors: Mike Van Der Poel, Karl-Josef Hollenbeck
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Patent number: 10902595Abstract: Disclosed are methods and digital tools for deriving tooth condition information for a patient's teeth, for populating a digital dental chart with derived tooth condition information, and for generating an electronic data record containing such information.Type: GrantFiled: December 5, 2016Date of Patent: January 26, 2021Assignee: 3Shape A/SInventors: Mike Van Der Poel, Rune Fisker, Karl-Josef Hollenbeck
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Publication number: 20210005017Abstract: According to an embodiment, a method for 3D scanning at least a part of a surface of an object is disclosed. The method includes recording, using an optical scanner comprising at least one camera, one or more test 2D images of the at least a part of the surface of the object; automatically identifying a first segment of a first level of interest within the test 2D images, the first segment imaging a region of interest on the at least a part of the surface of the object; identifying a first 3D volume comprising the region of interest of the at least a part of the surface of the object; selecting a first input defining a first resolution and/or a first coverage; and 3D scanning the at least a part of the surface of the object within the first 3D volume using the first input.Type: ApplicationFiled: March 15, 2019Publication date: January 7, 2021Applicant: 3SHAPE A/SInventor: Karl-Josef HOLLENBECK
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Publication number: 20200330197Abstract: Disclosed are a scanner system and a method for recording surface geometry and surface color of an object where both surface geometry information and surface color information for a block of the image sensor pixels at least partly from one 2D image recorded by the color image sensor. A particular application is within dentistry, particularly for intraoral scanning.Type: ApplicationFiled: July 6, 2020Publication date: October 22, 2020Applicant: 3SHAPE A/SInventors: Bo ESBECH, Christian Romer ROSBERG, Mike VAN DER POEL, Rasmus KJAER, Michael VINTHER, Karl-Josef HOLLENBECK
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Publication number: 20200326184Abstract: A 3D scanner system includes a scanning device capable of recording first and second data sets of a surface of an object when operating in a first configuration and a second configuration, respectively. A measurement unit is configured for measuring a distance from the scanning device to the surface. A control controls an operation of the scanning device based on the distance measured by the measurement unit, where the scanning device operates in the first configuration when the measured distance is within a first range of distances from the surface and the scanning device operates in the second configuration when the measured distance is within a second range of distances; and a data processor is configured to combine one or more first data sets and one or more second data sets to create a combined virtual 3D model of the object surface.Type: ApplicationFiled: May 13, 2020Publication date: October 15, 2020Applicant: 3SHAPE A/SInventors: Nikolaj DEICHMANN, Mike VAN DER POEL, Karl-Josef HOLLENBECK, Rune FISKER