Patents by Inventor Bastian P. Kirchner
Bastian P. Kirchner 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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Patent number: 12233599Abstract: The present disclosure provides a build platform for use in an additive manufacturing device that is builds up an object from layers of a light-hardenable resin, wherein the build platform comprises a build surface for building up the object thereon, and wherein the build surface comprises a ceramic material. The disclosure also provides a method of making a build surface comprises a ceramic surface. Further, the disclosure provides additive manufacturing devices that include build platforms comprising ceramic material. The disclosure also describes articles made using the methods and devices described.Type: GrantFiled: March 26, 2020Date of Patent: February 25, 2025Assignee: Solventum Intellectual Properties CompanyInventors: Malte Korten, Gioacchino Raia, Bastian P. Kirchner, Daniel D. Oberpertinger, Anja Friedrich, Andreas G. Herrmann
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Patent number: 12232922Abstract: A method of building up a physical object by additive manufacturing which has the steps of building up the object and at least one support structure layer by layer along a build axis. The support structure supports the object relative to a build platform. During building up the object and the at least one support structure a connection is provided between the support structure and the object by a plurality of layers each of which being a common layer of the object and the support structure.Type: GrantFiled: June 10, 2019Date of Patent: February 25, 2025Assignee: Solventum Intellectual Properties CompanyInventors: Malte Korten, Bastian P. Kirchner, Daniel D. Oberpertinger, Andreas Herrmann, Gioacchino Raia, Anja Friedrich
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Publication number: 20250057634Abstract: Dental crowns having securing protrusions, methods of preparing said dental crowns, and methods of repairing a tooth with said dental crowns are described.Type: ApplicationFiled: December 27, 2022Publication date: February 20, 2025Inventors: Bastian P. Kirchner, Marc Peuker, Daniel D. Oberpertinger, Michaela Urban, Malte Korten, Gallus Schechner, Andreas Syrek, Guenter M. Zilligen, Markus von Hoegen
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Patent number: 11998957Abstract: A device (1) for spinning a 3D printed workpiece (100). The device has a rotor (2) for spinning about a spinning axis (A) and a receptacle (8) for holding the workpiece (100). The receptacle (8) is pivotally attached to the rotor (2) for swiveling about a swivel axis (B) that is transverse to the spinning axis (A). The pivotal attachment enables swiveling of the receptacle (8) between a first angular orientation relative to the spinning axis (A) and a different second angular orientation relative to the spinning axis (A). The device (1) further has a balancing weight (9) that is movably arranged relative to the receptacle (8). The balancing weight (9) is lockable at different distances relative to the receptacle (8).Type: GrantFiled: January 21, 2020Date of Patent: June 4, 2024Assignee: Solventum Intellectual Properties CompanyInventors: Korbinian Gerlach, Stefan K. Welker, Christian A. Richter, Thomas K. Müller, Bastian P. Kirchner, Rudolf Schmid, Malte Korten
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Publication number: 20240157642Abstract: The present disclosure provides apparatuses and methods for manufacturing three-dimensional objects. Each additive manufacturing apparatus (1000, 2000, 3000) includes: a) a reservoir (1100, 2100, 3100) for receiving hardenable material; b) a first movable light engine (1200, 2200, 3200) providing a first light radiation configuration; a second light engine (1300, 2300, 3300) providing a second light radiation configuration that is different than the first light radiation configuration; and d) a light altering structure (1400, 2400, 3400). The light altering structure is located between the reservoir and light radiated from at least one of the first movable light engine or the second light engine. The first movable light engine is configured to radiate light onto a first focal plane (2220) within the reservoir containing the hardenable material and the second light engine is configured to radiate light onto a second focal plane (2320) within the reservoir containing the hardenable material.Type: ApplicationFiled: February 23, 2022Publication date: May 16, 2024Inventors: Malte KORTEN, Nicholas S. WREN, Gareth A. HUGHES, Benjamin C. MAC MURRAY, Kyle C. PICHA, Jesse J. GILLES, Leif J. ERICKSON, Eric H. TSAI, Matthew T. LINGSCHEIT, Gioacchino RAIA, Bastian P. KIRCHNER, Christian A. RICHTER, Jeffrey N. BARTOW
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Publication number: 20240090974Abstract: A method of forming a dental restoration for a tooth having an outer surface includes acquiring a first three-dimensional representation representative of the outer surface of the tooth; generating a design of a first part of the dental restoration based on the first three-dimensional representation of the tooth; forming the first part of the dental restoration; preparing the tooth to form a prepared tooth while forming the first part of the dental restoration; obtaining a second three-dimensional representation of the prepared tooth; generating a design of a second part of the dental restoration based on at least the second three-dimensional representation of the prepared tooth; merging the design of the second part of the dental restoration to the first part of the dental restoration; and forming the second part of the dental restoration.Type: ApplicationFiled: March 2, 2022Publication date: March 21, 2024Inventors: Malte Korten, Bastian P. Kirchner, Christian A. Richter, Gioacchino Raia, Bernhard C. Hofmann, Rudolf Schmid
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Patent number: 11786345Abstract: A method of making a physical object by additive manufacturing. The method has the steps of providing a light hardenable primary material (11), building up the object (100) by successively hardening portions of the light hardenable primary material (11) by irradiating the portions with light, coating at least a part of the object (100) with a light permeable coating or oxygen protective material; and irradiating the coated object (100) with light and thereby post-hardening any light hardenable material (11).Type: GrantFiled: November 13, 2018Date of Patent: October 17, 2023Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Bastian P. Kirchner, Gioacchino Raia, Anja Friedrich, Daniel D. Oberpertinger, Malte Korten, Andreas G. Herrmann
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Publication number: 20230311410Abstract: The invention relates to a 3D printing system comprising a 3D printing device for manufacturing at least two workpieces. The invention also relates to a method for manufacturing at least two workpieces by means of the 3D printing system. Furthermore, the invention relates to an adapter set for attaching workpiece holders to a 3D printing device.Type: ApplicationFiled: September 16, 2021Publication date: October 5, 2023Inventors: Malte Korten, Andreas G. Herrmann, Bastian P. Kirchner, Gioacchino Raia, Daniel D. Oberpertinger, Christian A. Richter, Anja Friedrich, Richard E. Raby, Dietmar Blees, Ralf M. Paehl, Thomas K. Müller
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Publication number: 20230302723Abstract: A 3D printing system (10) for manufacturing at least one physical object comprises at least one reservoir (12) for receiving hardenable material; at least one light engine (22) configured to irradiate light onto a focal plane within the reservoir of the hardenable material to form a layer of hardened material; at least one build platform (18) for carrying the physical object to be manufactured; and a controller configured to select at least one or at least two optical resolutions from two or more optical resolutions available in the 3D printing system for irradiating the hardenable material based on a predetermined surface quality of the physical object to be manufactured.Type: ApplicationFiled: August 3, 2021Publication date: September 28, 2023Inventors: Malte Korten, Bastian P. Kirchner, Christian A. Richter, Korbinian Gerlach, Rudolf Schmid, Thomas K. Müller
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Patent number: 11738372Abstract: A system (1) for washing a 3D-printed object (4). The system (1) has a washing device (2) and a workpiece (3) that includes the 3D-printed object (4). The washing device (2) has a container (7) that forms a process chamber (8) for receiving a liquid cleaning agent (9), and the container (7) has an inlet (10) into the process chamber (8). The workpiece (3) further has a support structure (6) that supports the 3D-printed object (4) and a base (5) supporting the support structure (6). The base (5), in a mating relationship with the inlet (10), forms a restraint preventing the workpiece (3) from passing through the inlet (10) in a situation in which the workpiece (3) is placed with the 3D-printed object (4) located within the process chamber (8).Type: GrantFiled: December 6, 2018Date of Patent: August 29, 2023Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Anja Friedrich, Michael Jahns, Malte Korten, Christian A. Richter, Bastian P. Kirchner, Gallus Schechner, Daniel D. Oberpertinger, Wolfgang Weinmann
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Patent number: 11523888Abstract: An additively manufactured dental crown with a wall having a bottom edge and an occlusal portion joined with the wall opposite the bottom edge. The wall and occlusal portion form an interior surface and an opposing exterior surface. By using additive manufacturing and materials for such, the dental crown can have thin walls with a thickness of less than 300 microns at the thinnest portion of it and can include fine printed features such as identifiers, internal ribs, slots, porous meshes, and retention elements.Type: GrantFiled: September 26, 2019Date of Patent: December 13, 2022Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: James D. Hansen, Joseph C. Dingeldein, Gareth A. Hughes, Gopal B. Haregoppa, Bastian P. Kirchner, Till Meurer, Holger Hauptmann
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Publication number: 20220203616Abstract: The present disclosure provides a build platform for use in an additive manufacturing device that is builds up an object from layers of a light-hardenable resin, wherein the build platform comprises a build surface for building up the object thereon, and wherein the build surface comprises a ceramic material. The disclosure also provides a method of making a build surface comprises a ceramic surface. Further, the disclosure provides additive manufacturing devices that include build platforms comprising ceramic material. The disclosure also describes articles made using the methods and devices described.Type: ApplicationFiled: March 26, 2020Publication date: June 30, 2022Inventors: Malte Korten, Gioacchino Raia, Bastian P. Kirchner, Daniel D. Oberpertinger, Anja Friedrich, Andreas G. Herrmann
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Patent number: 11345087Abstract: A device for progressively building up an object from a light hardenable material. The device has a perforated build platform for the object. The build platform forms a build surface that faces a light source. The build platform and the light source are positionable relative to each other by computer control. The device is further configured for supplying the light hardenable material through the perforation of the build platform for building up the object. The invention enables the making of colored objects by stereolithography.Type: GrantFiled: July 28, 2017Date of Patent: May 31, 2022Assignee: 3M Innovative Properties CompanyInventors: Malte Korten, Gioacchino Raia, Adrian S. Eckert, Bernhard Hofmann, Christian A. Richter, Bastian P. Kirchner, Anja Friedrich, Helmar B. Mayr, Carsten Franke, Gallus Schechner
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Publication number: 20220111424Abstract: A device (1) for spinning a 3D printed workpiece (100). The device has a rotor (2) for spinning about a spinning axis (A) and a receptacle (8) for holding the workpiece (100). The receptacle (8) is pivotally attached to the rotor (2) for swiveling about a swivel axis (B) that is transverse to the spinning axis (A). The pivotal attachment enables swiveling of the receptacle (8) between a first angular orientation relative to the spinning axis (A) and a different second angular orientation relative to the spinning axis (A). The device (1) further has a balancing weight (9) that is movably arranged relative to the receptacle (8). The balancing weight (9) is lockable at different distances relative to the receptacle (8).Type: ApplicationFiled: January 21, 2020Publication date: April 14, 2022Inventors: Korbinian Gerlach, Stefan K. Welker, Christian A. Richter, Thomas K. Müller, Bastian P. Kirchner, Rudolf Schmid, Malte Korten
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Publication number: 20210386519Abstract: The invention relates to a 3d-printed dental restoration precursor, a 3d-printed array comprising a 3d-printed dental restoration precursor, a kit of parts comprising at least two 3d-printed dental restoration precursors or 3d-printed dental restorations and a process of producing such a 3d-printed array, 3d-printed dental restoration precursor or 3d-printed dental restorations. The 3d-printed dental restoration precursor comprises at least one crown unit having an outer surface and an inner surface and at least one support element having a fixation section. The support element is connected through the fixation section to the outer surface of the crown unit in a particular region.Type: ApplicationFiled: October 23, 2019Publication date: December 16, 2021Inventors: Andreas G. Herrmann, Malte Korten, Bastian P. Kirchner, Daniel D. Oberpertinger, Philipp Jurgen Semmler, Anja Friedrich, Michaela Urban
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Publication number: 20210228316Abstract: A method of building up a physical object by additive manufacturing which has the steps of building up the object and at least one support structure layer by layer along a build axis. The support structure supports the object relative to a build platform. During building up the object and the at least one support structure a connection is provided between the support structure and the object by a plurality of layers each of which being a common layer of the object and the support structure.Type: ApplicationFiled: June 10, 2019Publication date: July 29, 2021Inventors: Malte Korten, Bastian P. Kirchner, Daniel D. Oberpertinger, Andreas Hermann, Gioacchino Raia, Anja Friedrich
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Patent number: 10820971Abstract: A method of making a dental restoration has the step of providing a precursor of the dental restoration. The dental restoration has at least a first and a second surface portion which are delimited by a physical boundary structure. The method further has the steps of applying a first coloring solution associated with the first surface portion onto the first surface portion, sintering the dental restoration precursor, and removing the physical boundary structure.Type: GrantFiled: November 30, 2015Date of Patent: November 3, 2020Assignee: 3M Innovative Properties CompanyInventors: Bastian P. Kirchner, Till Meurer, Dajana Zimmermann
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Publication number: 20200337813Abstract: A method of making a physical object by additive manufacturing. The method has the steps of providing a light hard-enable primary material (11), building up the object (100) by successively hardening portions of the light hardenable primary material (11) by irradiating the portions with light, coating at least a part of the object (100) with a light permeable coating or oxygen protective material; and irradiating the coated object (100) with light and thereby post-hardening any light hardenable material (11).Type: ApplicationFiled: November 13, 2018Publication date: October 29, 2020Inventors: Bastian P. Kirchner, Gioacchino Raia, Anja Friedrich, Daniel D. Oberpertinger, Malte Korten, Andreas G. Herrmann
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Publication number: 20200324479Abstract: A system (1) for washing a 3D-printed object (4). The system (1) has a washing device (2) and a workpiece (3) that includes the 3D-printed object (4). The washing device (2) has a container (7) that forms a process chamber (8) for receiving a liquid cleaning agent (9), and the container (7) has an inlet (10) into the process chamber (8). The workpiece (3) further has a support structure (6) that supports the 3D-printed object (4) and a base (5) supporting the support structure (6). The base (5), in a mating relationship with the inlet (10), forms a restraint preventing the workpiece (3) from passing through the inlet (10) in a situation in which the workpiece (3) is placed with the 3D-printed object (4) located within the process chamber (8).Type: ApplicationFiled: December 6, 2018Publication date: October 15, 2020Inventors: Anja Friedrich, Michael Jahns, Malte Korten, Christian A. Richter, Bastian P. Kirchner, Gallus Schechner, Daniel D. Oberpertinger, Wolfgang Weinmann
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Patent number: D898198Type: GrantFiled: September 10, 2019Date of Patent: October 6, 2020Assignee: 3M Innovative Properties CompanyInventors: Bastian P. Kirchner, Andreas Herrmann