Patents by Inventor Hubertus Theodorus Petrus VAN ESBROECK
Hubertus Theodorus Petrus VAN ESBROECK 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: 11981078Abstract: A device comprising; a controller arranged to receive data for an article to print; a sub-device comprising a resin source arranged to provide material for printing the article; a radiation source arranged to direct radiation for the printing of said article; a plurality of stations, said stations including a printing tank in which the article is printed, at least one cleaning station for cleaning the printed article and a curing station arranged to at least partially complete the curing of the printed article; a build surface upon which the article is arranged to be printed; wherein controller is arranged to move the build surface and the plurality of stations relative to each other.Type: GrantFiled: May 8, 2023Date of Patent: May 14, 2024Assignee: Structo Pte. Ltd.Inventors: Hubertus Theodorus Petrus Van Esbroeck, Boyle Suwono, Harsh Gupta
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Patent number: 11969946Abstract: An additive manufacturing system comprising: an additive manufacturing device, said device including: a resin vessel for containing a material which is polymerisable on exposure to radiation; a build platform having a build surface arranged to have an object manufactured thereon; a radiation source; said radiation source positioned to irradiate uncured material on said build surface to manufacture the object; said device in wireless communication with a central station; said central station arranged to process data to create manufacturing files; said central station arranged to communicate said files to said device such that the device manufactures the object based upon said files.Type: GrantFiled: February 12, 2019Date of Patent: April 30, 2024Assignee: Structo Pte. Ltd.Inventors: Hubertus Theodorus Petrus Van Esbroeck, Boyle Suwono, Harsh Gupta
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Publication number: 20240109251Abstract: Additive manufacturing devices and systems are provided. An additive manufacturing device comprises a vessel containing a material which is polymerisable on exposure to radiation, and a programmable radiation module comprising an array of individually addressable radiation emitting elements. The programmable radiation module is positionable for an irradiation surface of the programmable radiation module to be in direct contact with the material, the array is programmable to produce radiation having a pattern by selective activation of the elements of the array, and the programmable radiation module is positionable to irradiate the material adjacent the irradiation surface. The additive manufacturing device further comprises a build platform having a build surface, the build platform being configured for movement relative to the irradiation surface. Also provided is an additive manufacturing method which employs the additive manufacturing device.Type: ApplicationFiled: October 13, 2020Publication date: April 4, 2024Inventors: Ahmed Shamir Yusuf, Hubertus Theodorus Petrus Van Esbroeck
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Patent number: 11926090Abstract: Disclosed is an additive manufacturing device, comprising: a vessel for containing a material which is polymerisable on exposure to radiation; a build platform having a build surface, the build platform being mounted or mountable for movement relative to the vessel; and a programmable radiation module comprising an array of individually addressable radiation emitting or transmitting elements, the array being configurable to produce radiation having a predetermined pattern by selective activation of elements of the array; wherein the programmable radiation module is positioned or positionable to irradiate uncured material adjacent the build surface, or adjacent a previously cured structure on the build surface, with the predetermined pattern without magnification. Also disclosed is an additive manufacturing method which employs the additive manufacturing device.Type: GrantFiled: April 16, 2023Date of Patent: March 12, 2024Assignee: Structo Pte Ltd.Inventors: Hubertus Theodorus Petrus Van Esbroeck, Shanmugam Muruga Palaniappan, Devansh Sharma, Siu Hon Lam, Kah Fai Chin, Yong Chuan Randall Sie
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Publication number: 20230330925Abstract: Disclosed is an additive manufacturing device, comprising: a vessel for containing a material which is polymerisable on exposure to radiation; a build platform having a build surface, the build platform being mounted or mountable for movement relative to the vessel; and a programmable radiation module comprising an array of individually addressable radiation emitting or transmitting elements, the array being configurable to produce radiation having a predetermined pattern by selective activation of elements of the array; wherein the programmable radiation module is positioned or positionable to irradiate uncured material adjacent the build surface, or adjacent a previously cured structure on the build surface, with the predetermined pattern without magnification. Also disclosed is an additive manufacturing method which employs the additive manufacturing device.Type: ApplicationFiled: March 21, 2023Publication date: October 19, 2023Inventors: Hubertus Theodorus Petrus VAN ESBROECK, Shanmugam MURUGA PALANIAPPAN, Devansh SHARMA, Siu Hon LAM, Kah Fai CHIN, Yong Chuan Randall SIE
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Publication number: 20230311414Abstract: A device comprising; a controller arranged to receive data for an article to print; a sub-device comprising a resin source arranged to provide material for printing the article; a radiation source arranged to direct radiation for the printing of said article; a plurality of stations, said stations including a printing tank in which the article is printed, at least one cleaning station for cleaning the printed article and a curing station arranged to at least partially complete the curing of the printed article; a build surface upon which the article is arranged to be printed; wherein controller is arranged to move the build surface and the plurality of stations relative to each other.Type: ApplicationFiled: May 8, 2023Publication date: October 5, 2023Inventors: Hubertus Theodorus Petrus Van Esbroeck, Boyle Suwono, Harsh Gupta
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Publication number: 20230249398Abstract: Disclosed is an additive manufacturing device, comprising: a vessel for containing a material which is polymerisable on exposure to radiation; a build platform having a build surface, the build platform being mounted or mountable for movement relative to the vessel; and a programmable radiation module comprising an array of individually addressable radiation emitting or transmitting elements, the array being configurable to produce radiation having a predetermined pattern by selective activation of elements of the array; wherein the programmable radiation module is positioned or positionable to irradiate uncured material adjacent the build surface, or adjacent a previously cured structure on the build surface, with the predetermined pattern without magnification. Also disclosed is an additive manufacturing method which employs the additive manufacturing device.Type: ApplicationFiled: April 16, 2023Publication date: August 10, 2023Inventors: Hubertus Theodorus Petrus VAN ESBROECK, Shanmugam MURUGA PALANIAPPAN, Devansh SHARMA, Siu Hon LAM, Kah Fai CHIN, Yong Chuan Randall SIE
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Patent number: 11660814Abstract: A device comprising; a controller arranged to receive data for an article to print; a sub-device comprising a resin source arranged to provide material for printing the article; a radiation source arranged to direct radiation for the printing of said article; a plurality of stations, said stations including a printing tank in which the article is printed, at least one cleaning station for cleaning the printed article and a curing station arranged to at least partially complete the curing of the printed article; a build surface upon which the article is arranged to be printed; wherein controller is arranged to move the build surface and the plurality of stations relative to each other.Type: GrantFiled: June 11, 2018Date of Patent: May 30, 2023Assignee: Structo Pte LtdInventors: Hubertus Theodorus Petrus Van Esbroeck, Boyle Suwono, Harsh Gupta
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Patent number: 11628616Abstract: Disclosed is an additive manufacturing device, comprising: a vessel for containing a material which is polymerisable on exposure to radiation; a build platform having a build surface, the build platform being mounted or mountable for movement relative to the vessel; and a programmable radiation module comprising an array of individually addressable radiation emitting or transmitting elements, the array being configurable to produce radiation having a predetermined pattern by selective activation of elements of the array; wherein the programmable radiation module is positioned or positionable to irradiate uncured material adjacent the build surface, or adjacent a previously cured structure on the build surface, with the predetermined pattern without magnification. Also disclosed is an additive manufacturing method which employs the additive manufacturing device.Type: GrantFiled: August 27, 2020Date of Patent: April 18, 2023Assignee: Structo Pte LtdInventors: Hubertus Theodorus Petrus Van Esbroeck, Shanmugam Muruga Palaniappan, Devansh Sharma, Siu Hon Lam, Kah Fai Chin, Yong Chuan Randall Sie
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Patent number: 11602421Abstract: A method of forming an orthodontic aligner from an aligner digital model, the method comprising the steps of: three-dimensionally printing an intermediate structure comprising fused filaments from a biocompatible thermoplastic according to the aligner digital model via fused deposition modelling; coating the intermediate structure with a biocompatible translucent photopolymer; and irradiating the coating with ultraviolet light to cure the coating on the intermediate structure, thereby forming the orthodontic aligner.Type: GrantFiled: January 14, 2020Date of Patent: March 14, 2023Assignee: Structo Pte LtdInventors: Hubertus Theodorus Petrus Van Esbroeck, Devansh Sharma, Siu Hon Lam, Kah Fai Chin, Boyle Suwono
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Patent number: 11400645Abstract: Disclosed is an additive manufacturing device, comprising: a vessel for containing a material which is polymerisable on exposure to radiation; a build platform having a build surface, the build platform being mounted or mountable for movement relative to the vessel; and a programmable radiation module comprising an array of individually addressable radiation emitting or transmitting elements, the array being configurable to produce radiation having a predetermined pattern by selective activation of elements of the array; wherein the programmable radiation module is positioned or positionable to irradiate uncured material adjacent the build surface, or adjacent a previously cured structure on the build surface, with the predetermined pattern without magnification. Also disclosed is an additive manufacturing method which employs the additive manufacturing device.Type: GrantFiled: August 27, 2020Date of Patent: August 2, 2022Assignee: Structo Pte LtdInventors: Hubertus Theodorus Petrus Van Esbroeck, Shanmugam Muruga Palaniappan, Devansh Sharma, Siu Hon Lam, Kah Fai Chin, Yong Chuan Randall Sie
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Publication number: 20210122105Abstract: An additive manufacturing device has a vessel for containing a polymerizable material, a build platform and a curing unit. The vessel has a flexible wall which is at least partially transparent to radiation at one or more wavelengths at which the material is polymerizable. The build platform is movable relative to the vessel to position a build surface thereof to face the flexible wall. The curing unit has a rigid component with a planar contact surface, the rigid component being at least partially transparent to radiation at the one or more curing wavelengths, and a radiation module positioned to emit radiation through the rigid component. The rigid component and the vessel are movable relative to each other. In a first position, the planar contact surface of the rigid component is in contact with the flexible wall, and in a second position, the rigid component is separated therefrom.Type: ApplicationFiled: December 1, 2020Publication date: April 29, 2021Inventors: Hubertus Theodorus Petrus VAN ESBROECK, Teck Wee TAN, Devansh SHARMA, Siu Hon LAM, Kah Fai CHIN
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Publication number: 20210023777Abstract: Disclosed is an additive manufacturing device, comprising: a vessel for containing a material which is polymerisable on exposure to radiation; a build platform having a build surface, the build platform being mounted or mountable for movement relative to the vessel; and a programmable radiation module comprising an array of individually addressable radiation emitting or transmitting elements, the array being configurable to produce radiation having a predetermined pattern by selective activation of elements of the array; wherein the programmable radiation module is positioned or positionable to irradiate uncured material adjacent the build surface, or adjacent a previously cured structure on the build surface, with the predetermined pattern without magnification. Also disclosed is an additive manufacturing method which employs the additive manufacturing device.Type: ApplicationFiled: August 27, 2020Publication date: January 28, 2021Inventors: Hubertus Theodorus Petrus VAN ESBROECK, Shanmugam MURUGA PALANIAPPAN, Devansh SHARMA, Siu Hon LAM, Kah Fai CHIN, Yong Chuan Randall SIE
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Publication number: 20210023776Abstract: Disclosed is an additive manufacturing device, comprising: a vessel for containing a material which is polymerisable on exposure to radiation; a build platform having a build surface, the build platform being mounted or mountable for movement relative to the vessel; and a programmable radiation module comprising an array of individually addressable radiation emitting or transmitting elements, the array being configurable to produce radiation having a predetermined pattern by selective activation of elements of the array; wherein the programmable radiation module is positioned or positionable to irradiate uncured material adjacent the build surface, or adjacent a previously cured structure on the build surface, with the predetermined pattern without magnification. Also disclosed is an additive manufacturing method which employs the additive manufacturing device.Type: ApplicationFiled: August 27, 2020Publication date: January 28, 2021Inventors: Hubertus Theodorus Petrus VAN ESBROECK, Shanmugam MURUGA PALANIAPPAN, Devansh SHARMA, Siu Hon LAM, Kah Fai CHIN, Yong Chuan Randall SIE
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Patent number: 10882247Abstract: An additive manufacturing device has a vessel for containing a polymerizable material, a build platform and a curing unit. The vessel has a flexible wall which is at least partially transparent to radiation at one or more wavelengths at which the material is polymerizable. The build platform is movable relative to the vessel to position a build surface thereof to face the flexible wall. The curing unit has a rigid component with a planar contact surface, the rigid component being at least partially transparent to radiation at the one or more curing wavelengths, and a radiation module positioned to emit radiation through the rigid component. The rigid component and the vessel are movable relative to each other. In a first position, the planar contact surface of the rigid component is in contact with the flexible wall, and in a second position, the rigid component is separated therefrom.Type: GrantFiled: January 27, 2016Date of Patent: January 5, 2021Assignee: STRUCTO PTE LTDInventors: Hubertus Theodorus Petrus Van Esbroeck, Teck Wee Tan, Devansh Sharma, Siu Hon Lam, Kah Fai Chin
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Publication number: 20200368973Abstract: An additive manufacturing system comprising: an additive manufacturing device, said device including: a resin vessel for containing a material which is polymerisable on exposure to radiation; a build platform having a build surface arranged to have an object manufactured thereon; a radiation source; said radiation source positioned to irradiate uncured material on said build surface to manufacture the object; said device in wireless communication with a central station; said central station arranged to process data to create manufacturing files; said central station arranged to communicate said files to said device such that the device manufactures the object based upon said files.Type: ApplicationFiled: February 12, 2019Publication date: November 26, 2020Inventors: Hubertus Theodorus Petrus VAN ESBROECK, Boyle SUWONO, Harsh GUPTA
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Patent number: 10792859Abstract: Disclosed is an additive manufacturing device, comprising: a vessel for containing a material which is polymerisable on exposure to radiation; a build platform having a build surface, the build platform being mounted or mountable for movement relative to the vessel; and a programmable radiation module comprising an array of individually addressable radiation emitting or transmitting elements, the array being configurable to produce radiation having a predetermined pattern by selective activation of elements of the array; wherein the programmable radiation module is positioned or positionable to irradiate uncured material adjacent the build surface, or adjacent a previously cured structure on the build surface, with the predetermined pattern without magnification. Also disclosed is an additive manufacturing method which employs the additive manufacturing device.Type: GrantFiled: November 13, 2014Date of Patent: October 6, 2020Assignee: Structo Pte LtdInventors: Hubertus Theodorus Petrus Van Esbroeck, Shanmugam Muruga Palaniappan, Devansh Sharma, Siu Hon Lam, Kah Fai Chin, Yong Chuan Randall Sie
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Publication number: 20200146777Abstract: A method of forming an orthodontic aligner from an aligner digital model, the method comprising the steps of: three-dimensionally printing an intermediate structure comprising fused filaments from a biocompatible thermoplastic according to the aligner digital model via fused deposition modelling; coating the intermediate structure with a biocompatible translucent photopolymer; and irradiating the coating with ultraviolet light to cure the coating on the intermediate structure, thereby forming the orthodontic aligner.Type: ApplicationFiled: January 14, 2020Publication date: May 14, 2020Inventors: Hubertus Theodorus Petrus VAN ESBROECK, Devansh SHARMA, Siu Hon LAM, Kah Fai CHIN, Boyle SUWONO
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Publication number: 20200122388Abstract: A device comprising; a controller arranged to receive data for an article to print; a sub-device comprising a resin source arranged to provide material for printing the article; a radiation source arranged to direct radiation for the printing of said article; a plurality of stations, said stations including a printing tank in which the article is printed, at least one cleaning station for cleaning the printed article and a curing station arranged to at least partially complete the curing of the printed article; a build surface upon which the article is arranged to be printed; wherein controller is arranged to move the build surface and the plurality of stations relative to each other.Type: ApplicationFiled: June 11, 2018Publication date: April 23, 2020Inventors: Hubertus Theodorus Petrus Van Esbroeck, Boyle Suwono, Harsh Gupta
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Patent number: 10575925Abstract: A method of forming an orthodontic aligner from an aligner digital model, the method comprising the steps of: (a) three-dimensionally printing an intermediate structure comprising fused filaments from a biocompatible thermoplastic according to the aligner digital model via fused deposition modelling; (b) coating the intermediate structure with a biocompatible translucent photopolymer; and (c) irradiating the coating with ultraviolet light to cure the coating on the intermediate structure, thereby forming the orthodontic aligner.Type: GrantFiled: May 23, 2017Date of Patent: March 3, 2020Assignee: Structo Pte LtdInventors: Hubertus Theodorus Petrus Van Esbroeck, Devansh Sharma, Siu Hon Lam, Kah Fai Chin, Boyle Suwono