Patents by Inventor Eric Yau
Eric Yau 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: 20240108437Abstract: A system and method for determining a center of resistance of a tooth may include receiving a 3D digital representation of an initial arrangement and a final arrangement of a patient's teeth and determining a 3D treatment plan. The 3D treatment plan may include a plurality of 3D stages for rearranging the teeth from the initial arrangement toward the final arrangement. The method may also include determining, in accordance with the 3D treatment plan, an intended movement of the teeth for each of the stages and deriving, using a 3D resistance model, an applied force system for achieving the intended movement of the teeth for each of the stages. The method may also include deriving 3D geometries of oral appliances for the stages in response to the applied force system. Various other systems and methods are also disclosed.Type: ApplicationFiled: November 27, 2023Publication date: April 4, 2024Applicant: ALIGN TECHNOLOGY, INC.Inventors: Iman SHOJAEI, Reza SHIRAZI AGHJARI, John Y. MORTON, Vadim MATOV, Eric YAU, Fuming WU, Sergei BRODSKY
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Patent number: 11864970Abstract: A system and method for determining a center of resistance of a tooth may include receiving a 3D digital representation of an initial arrangement and a final arrangement of a patient's teeth and determining a 3D treatment plan. The 3D treatment plan may include a plurality of 3D stages for rearranging the teeth from the initial arrangement toward the final arrangement. The method may also include determining, in accordance with the 3D treatment plan, an intended movement of the teeth for each of the stages and deriving, using a 3D resistance model, an applied force system for achieving the intended movement of the teeth for each of the stages. The method may also include deriving 3D geometries of oral appliances for the stages in response to the applied force system. Various other systems and methods are also disclosed.Type: GrantFiled: November 4, 2021Date of Patent: January 9, 2024Assignee: ALIGN TECHNOLOGY, INC.Inventors: Iman Shojaei, Reza Shirazi Aghjari, John Y. Morton, Vadim Matov, Eric Yau, Fuming Wu, Sergei Brodsky
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Publication number: 20230346520Abstract: A system for correcting class III malocclusions is disclosed. The system may include a maxilla appliance having tooth receiving cavities shaped to receive teeth of the maxilla and a first coupling for receiving an elastic. The system may also include a mandibular appliance having tooth receiving cavities shaped to receive teeth of the mandible. In some embodiments, the system includes a class III corrective appliance having a first mount shaped to engage with the mandibular arch of the patient and having a second coupling shaped to receive the elastic.Type: ApplicationFiled: July 11, 2023Publication date: November 2, 2023Applicant: ALIGN TECHNOLOGY, INC.Inventors: Mitra DERAKHSHAN, Crystal TJHIA, Rohit TANUGULA, Yaser SHANJANI, Ryan KIMURA, Bruce CAM, Eric YAU, Yuxiang WANG, Ken WU, Peter WEBBER, Jun SATO, John Y. MORTON
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Patent number: 11793608Abstract: A system for correcting class III malocclusions is disclosed. The system may include a maxilla appliance having tooth receiving cavities shaped to receive teeth of the maxilla and a first coupling for receiving an elastic. The system may also include a mandibular appliance having tooth receiving cavities shaped to receive teeth of the mandible. In some embodiments, the system includes a class III corrective appliance having a first mount shaped to engage with the mandibular arch of the patient and having a second coupling shaped to receive the elastic.Type: GrantFiled: November 12, 2021Date of Patent: October 24, 2023Assignee: ALIGN TECHNOLOGY, INC.Inventors: Mitra Derakhshan, Crystal Tjhia, Rohit Tanugula, Yaser Shanjani, Ryan Kimura, Bruce Cam, Eric Yau, Yuxiang Wang, Ken Wu, Peter Webber, Jun Sato, John Y. Morton
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Patent number: 11737857Abstract: A system for correcting class III malocclusions is disclosed. The system may include a maxilla appliance having tooth receiving cavities shaped to receive teeth of the maxilla and a first coupling for receiving an elastic. The system may also include a mandibular appliance having tooth receiving cavities shaped to receive teeth of the mandible. In some embodiments, the system includes a class III corrective appliance having a first mount shaped to engage with the mandibular arch of the patient and having a second coupling shaped to receive the elastic.Type: GrantFiled: October 31, 2018Date of Patent: August 29, 2023Assignee: ALIGN TECHNOLOGY, INC.Inventors: Mitra Derakhshan, Crystal Tjhia, Rohit Tanugula, Yaser Shanjani, Ryan Kimura, Bruce Cam, Eric Yau, Yuxiang Wang, Ken Wu, Peter Webber, Jun Sato, John Y. Morton
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Publication number: 20230263599Abstract: The present disclosure provides method, computing device readable medium, and devices for dental appliances with repositioning jaw elements. An example of a method can include identifying a misaligned jaw of a patient from a virtual image of the patient’s jaw, providing a treatment plan for the patient including a virtual model of a dental appliance having a first shell and a second shell configured to reposition at least one tooth of the parent, and adjusting the position of the repositioning jaw elements on the first shell and the second shell to comply with a number of constraints.Type: ApplicationFiled: March 9, 2023Publication date: August 24, 2023Applicant: ALIGN TECHNOLOGY, INC.Inventors: Ken WU, Eric E. KUO, Mitra DERAKHSHAN, Crystal TJHIA, Eric YAU, Allen R. BORONKAY, Chunhua LI, Gleb KRIVOVYAZ
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Publication number: 20230240810Abstract: The present disclosure provides methods, computing device readable medium, and devices for dental appliances with repositioning jaw elements. An example of a method can include moving at least one tooth with a dental appliance having a first shell configured to receive a plurality of teeth of a patient's upper dentition and separating an upper dentition of a patient from a lower dentition of the patient utilizing the dental appliance. The dental appliance may interface a first surface of a first repositioning jaw element of the first shell with a second surface of a second repositioning jaw element of a second shell of the dental appliance. The dental appliance separates occlusal surfaces of the plurality of teeth of the patient's upper dentition from occlusal surfaces of the plurality of teeth of the patient's lower dentition as the patient moves to a fully engaged sagittal jaw position.Type: ApplicationFiled: April 7, 2023Publication date: August 3, 2023Applicant: ALIGN TECHNOLOGY, INC.Inventors: Ken WU, Eric E. KUO, Mitra DERAKHSHAN, Crystal TJHIA, Eric YAU, Allen R. BORONKAY, Chunhua LI
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Publication number: 20230210637Abstract: Apparatuses and methods for customized retainers to prevent relapse. In particular, described herein are customized retainers, and methods and apparatuses for making customized retainers that specifically reenforce and prevent movement of one or more teeth having a higher likelihood of relapse following completion of an orthodontic treatment plan.Type: ApplicationFiled: December 30, 2022Publication date: July 6, 2023Inventors: Ken WU, Huizhong LI, Mitra DERAKHSHAN, Zhou YU, James NISHIMUTA, Yuxiang WANG, Xi CAI, Rohit TANUGULA, Jeeyoung CHOI, Eric YAU, Jun SATO, John Y. MORTON
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Publication number: 20230190411Abstract: Methods and apparatuses (including software) for optimizing dental treatment plans, including for optimizing the treatment plans using dental aligners. These methods and apparatuses may optimize a treatment plan by estimating a difference between a target set of tooth position and a predicted set of tooth positions using the treatment plan using a prediction network trained to use multiple translational and rotational directions for individual teeth as well as reaction forces on the individual teeth based on adjacent teeth.Type: ApplicationFiled: December 16, 2022Publication date: June 22, 2023Inventors: Yi-Lin CHIU, Yuxiang WANG, Luyao CAI, Jun SATO, Iman SHOJAEI, Manlio Fabio VALDIVIESO CASIQUE, Minghao DAI, Xi CAI, Jeeyoung CHOI, Eric YAU
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Patent number: 11660167Abstract: The present disclosure provides method, computing device readable medium, and devices for dental appliances with repositioning jaw elements. An example of a method can include identifying a misaligned jaw of a patient from a virtual image of the patient's jaw, and providing a treatment plan for the patient including a virtual model of a dental appliance having a first shell and a second shell configured to reposition at least one tooth of the patient. The virtual model of the dental appliance including repositioning jaw elements on the first shell and the second shell configured to move a position of the misaligned jaw of the patient.Type: GrantFiled: November 14, 2017Date of Patent: May 30, 2023Assignee: ALIGN TECHNOLOGY, INC.Inventors: Ken Wu, Eric E. Kuo, Mitra Derakhshan, Crystal Tjhia, Eric Yau, Allen R. Boronkay, Chunhua Li
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Publication number: 20230131801Abstract: A series of appliances including a first appliance and a second appliance. The first appliance can be configured to receive at least one tooth of a first jaw and have a first number of bite adjustment structures extending from the lingual surface of the first appliance. The first number of bite adjustment structures can have a first shape and location specific to a first stage of the treatment plan. The second appliance can be configured to receive at least one tooth of the second jaw, have a second number of bite adjustment structures extending from the second appliance and be designed to make contact with the first number of bite adjustment structures.Type: ApplicationFiled: December 23, 2022Publication date: April 27, 2023Inventors: Huizhong LI, Crystal TJHIA, Eric YAU, Rohit TANUGULA, Jun SATO
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Patent number: 11633261Abstract: The present disclosure provides method, computing device readable medium, and devices for dental appliances with repositioning jaw elements. An example of a method can include identifying a misaligned jaw of a patient from a virtual image of the patient's jaw, providing a treatment plan for the patient including a virtual model of a dental appliance having a first shell and a second shell configured to reposition at least one tooth of the patient, and adjusting the position of the repositioning jaw elements on the first shell and the second shell to comply with a number of constraints. The virtual model of the dental appliance including repositioning jaw elements on the first shell and the second shell configured to move a position of the misaligned jaw of the patient.Type: GrantFiled: January 17, 2020Date of Patent: April 25, 2023Assignee: ALIGN TECHNOLOGY, INC.Inventors: Ken Wu, Eric E. Kuo, Mitra Derakhshan, Crystal Tjhia, Eric Yau, Allen R. Boronkay, Chunhua Li, Gleb Krivovyaz
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Publication number: 20230089755Abstract: A support is coupled to an appliance to decrease warpage. The support may comprise a plurality of extensions coupled to the appliance to decrease warpage. The extensions can be coupled to the appliance at one or more of many locations, such as on an occlusal surface, a wall, an edge or an interior of the appliance. In some embodiments, the extensions are coupled to walls of the appliance such as a buccal wall and a lingual wall, and the extensions can be coupled to the walls of the appliance near edges of the walls, such as a gingivally facing edges of the walls that are oriented toward the gingiva when the appliance is worn.Type: ApplicationFiled: November 28, 2022Publication date: March 23, 2023Applicant: ALIGN TECHNOLOGY, INC.Inventors: Jennifer CHAVEZ, Peter WEBBER, Zhou (Jonelle) YU, Tzishing Jesse LIM, Luyao CAI, Eric YAU
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Patent number: 11534277Abstract: A support is coupled to an appliance to decrease warpage. The support may comprise a plurality of extensions coupled to the appliance to decrease warpage. The extensions can be coupled to the appliance at one or more of many locations, such as on an occlusal surface, a wall, an edge or an interior of the appliance. In some embodiments, the extensions are coupled to walls of the appliance such as a buccal wall and a lingual wall, and the extensions can be coupled to the walls of the appliance near edges of the walls, such as gingivally facing edges of the walls that are oriented toward the gingiva when the appliance is worn.Type: GrantFiled: March 25, 2020Date of Patent: December 27, 2022Assignee: Align Technology, Inc.Inventors: Jennifer Chavez, Peter Webber, Zhou (Jonelle) Yu, Tzishing Jesse Lim, Luyao Cai, Eric Yau
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Patent number: 11534268Abstract: A series of appliances including a first appliance and a second appliance. The first appliance can be configured to receive at least one tooth of a first jaw and have a first number of bite adjustment structures extending from the lingual surface of the first appliance. The first number of bite adjustment structures can have a first shape and location specific to a first stage of the treatment plan. The second appliance can be configured to receive at least one tooth of the second jaw, have a second number of bite adjustment structures extending from the second appliance and be designed to make contact with the first number of bite adjustment structures.Type: GrantFiled: October 25, 2018Date of Patent: December 27, 2022Assignee: Align Technology, Inc.Inventors: Huizhong Li, Crystal Tjhia, Eric Yau, Rohit Tanugula, Jun Sato
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Publication number: 20220313393Abstract: Dental appliances having modified gingival edge profiles for optimizing orthodontic tooth movement. In some cases, at least a portion of the gingival edge is lengthened to extend past the gumline of the patient, thereby directing forces closer to a center of resistance of one or more teeth. In some cases, at least a portion of the gingival edge is shortened with respect to the gumline of the patient, thereby directing forces farther from a center of resistance of one or more teeth. The change in the force system of the dental appliance due to the gingival edge modification can be tailored and tuned for specific tooth movements.Type: ApplicationFiled: April 4, 2022Publication date: October 6, 2022Inventors: Tzishing Jesse LIM, Fuming WU, Eric YAU, Bastien PESENTI, Jun SATO
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Publication number: 20220142740Abstract: A system and method for determining a center of resistance of a tooth may include receiving a 3D digital representation of an initial arrangement and a final arrangement of a patient's teeth and determining a 3D treatment plan. The 3D treatment plan may include a plurality of 3D stages for rearranging the teeth from the initial arrangement toward the final arrangement. The method may also include determining, in accordance with the 3D treatment plan, an intended movement of the teeth for each of the stages and deriving, using a 3D resistance model, an applied force system for achieving the intended movement of the teeth for each of the stages. The method may also include deriving 3D geometries of oral appliances for the stages in response to the applied force system. Various other systems and methods are also disclosed.Type: ApplicationFiled: November 4, 2021Publication date: May 12, 2022Applicant: ALIGN TECHNOLOGY, INC.Inventors: Iman SHOJAEI, Reza SHIRAZI AGHJARI, John Y. MORTON, Vadim MATOV, Eric YAU, Fuming WU, Sergei BRODSKY
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Publication number: 20220071743Abstract: A system for correcting class III malocclusions is disclosed. The system may include a maxilla appliance having tooth receiving cavities shaped to receive teeth of the maxilla and a first coupling for receiving an elastic. The system may also include a mandibular appliance having tooth receiving cavities shaped to receive teeth of the mandible. In some embodiments, the system includes a class III corrective appliance having a first mount shaped to engage with the mandibular arch of the patient and having a second coupling shaped to receive the elastic.Type: ApplicationFiled: November 12, 2021Publication date: March 10, 2022Inventors: Mitra DERAKHSHAN, Crystal TJHIA, Rohit TANUGULA, Yaser SHANJANI, Ryan KIMURA, Bruce CAM, Eric YAU, Yuxiang WANG, Ken WU, Peter WEBBER, Jun SATO, John Y. MORTON
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Publication number: 20200306017Abstract: A support is coupled to an appliance to decrease warpage. The support may comprise a plurality of extensions coupled to the appliance to decrease warpage. The extensions can be coupled to the appliance at one or more of many locations, such as on an occlusal surface, a wall, an edge or an interior of the appliance. In some embodiments, the extensions are coupled to walls of the appliance such as a buccal wall and a lingual wall, and the extensions can be coupled to the walls of the appliance near edges of the walls, such as a gingivally facing edges of the walls that are oriented toward the gingiva when the appliance is worn.Type: ApplicationFiled: March 25, 2020Publication date: October 1, 2020Applicant: Align Technology, Inc.Inventors: Jennifer CHAVEZ, Peter WEBBER, Zhou (Jonelle) YU, Tzishing Jesse LIM, Luyao CAI, Eric YAU
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Publication number: 20200146778Abstract: The present disclosure provides method, computing device readable medium, and devices for dental appliances with repositioning jaw elements. An example of a method can include identifying a misaligned jaw of a patient from a virtual image of the patient's jaw, providing a treatment plan for the patient including a virtual model of a dental appliance having a first shell and a second shell configured to reposition at least one tooth of the patient, and adjusting the position of the repositioning jaw elements on the first shell and the second shell to comply with a number of constraints. The virtual model of the dental appliance including repositioning jaw elements on the first shell and the second shell configured to move a position of the misaligned jaw of the patient.Type: ApplicationFiled: January 17, 2020Publication date: May 14, 2020Inventors: Ken Wu, Eric E. Kuo, Mitra Derakhshan, Crystal Tjhia, Eric Yau, Allen R. Boronkay, Chunhua Li, Gleb Krivovyaz