Patents Examined by Melody Tsui
  • Patent number: 12194684
    Abstract: A manufacturing method for a prosthetic apparatus for dental purpose according to one aspect of the present invention includes: acquiring scan data of a model that is a reproduction of at least a part of an inside of an oral cavity of a patient; creating shape data of a shaped body for dental purpose on a basis of the scan data; producing a shaped body on a basis of the shape data; covering at least a part of the shaped body and at least a part of a model with film, the shaped body attached to the model; releasing air in a part covered with the film to deform the film and bring the shaped body into close contact with the model; and curing the shaped body in a state where the shaped body is in close contact with the model.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: January 14, 2025
    Assignee: KABUSHIKI KAISHA SHOFU
    Inventors: Kenji Kono, Hidefumi Fujimura, Toshiyuki Tanaka, Yuushin Okimoto, Sayaka Ishida, Toshio Kitamura
  • Patent number: 12157275
    Abstract: Provided herein is a system for producing a product. The system generally comprises a large-area micro-stereolithography system, an optical imaging system, and a controller in communication with the large-area micro-stereolithography system and the optical imaging system. The large-area micro-stereolithography system is capable of generating the product by optically polymerizing successive layers of a curable resin at a build plane. The controller is capable of analyzing a focus level of the reference target based on the captured image; and based on the analyzing, adjusting a focus property of the projected image beam of the stereolithography system.
    Type: Grant
    Filed: April 26, 2022
    Date of Patent: December 3, 2024
    Inventors: Bryan D. Moran, Brian J. Bauman, Matthew Kenneth Gelber, Jordan Miller
  • Patent number: 12134230
    Abstract: A 3D printing system includes a vat containing a liquid photopolymer resin and a rigid base on which an object is configured to be printed. A control arm connected to the rigid base is configured to move the rigid base relative to the vat. A first light source is configured to emit light to the vat to form the object on the rigid base. A second light source is configured to emit light on the object externally of the liquid photopolymer resin in the vat to cure the object.
    Type: Grant
    Filed: August 31, 2021
    Date of Patent: November 5, 2024
    Assignees: Nissan North America, Inc., Northwestern University
    Inventors: Cheng Sun, Rihan Hai, Nanzhu Zhao, Sandeep Patil
  • Patent number: 12122095
    Abstract: An apparatus, system and method for providing a nozzle having refined print control and enhanced printing speed by providing, on the inside or outside or on an interstitial substrate layer, of any metallic or non-metallic nozzle of a non-conductive surface suitable to support sensors relevant to the FFF process. Heat, force, flow, strain, stress, extrusion force, and like sensors may be provided on the inside or the outside of any nozzle, or on an interstitial substrate layer on the inside or outside of any nozzle. The sensors may be provided about the center access through the nozzle, longitudinally along the center access of the nozzle, or at any of various points along the nozzle, wherein the placement or shape of such sensors may vary in accordance with the type of sensing to be performed by the subject sensor.
    Type: Grant
    Filed: August 2, 2017
    Date of Patent: October 22, 2024
    Inventors: Erik Gjovik, William J. MacNeish, III
  • Patent number: 12104282
    Abstract: The present invention provides an elastic fiber dry spinning component and spinning part. The spinning component includes: a temperature control box (3) including a box body (31), wherein the box body (31) is longitudinally provided with multiple polymer solution channels (32) separated from each other; areas in the box body (31) other than the polymer solution channels (32) are cavities, and the cavities are used for circulation of a fluid medium that exchanges heat with an elastic fiber dry spinning polymer solution in the polymer solution channels (32); and a spinneret part (4) detachably connected to the temperature control box (3), wherein the spinneret part (4) includes multiple spinneret orifice sets (41) separated from each other, and the multiple spinneret orifice sets (41) are correspondingly in communication with outlets of the multiple polymer solution channels (32).
    Type: Grant
    Filed: May 11, 2023
    Date of Patent: October 1, 2024
    Assignee: Zhengzhou Zhongyuan Spandex Eng. Tech Co., Ltd
    Inventors: Zutao Yuan, Yunqi Zhang
  • Patent number: 12076915
    Abstract: According to one aspect, there is provided a method of selectively solidifying successive layers of build material in a 3D printing system. The method comprises obtaining data relating to a 3D object to be generated, forming a layer of build material on a build platform, applying to the formed layer a pattern of fusing agent corresponding to a portion of the layer to be solidified to form a layer of the object, applying to the formed layer a pattern of anti-caking agent on portions of the formed layer that are not to be solidified to form a layer of the object, and applying energy to the whole of the formed layer to cause portions of the layer on which fusing agent was applied to heat up, melt, coalesce, and then solidify upon cooling, and to cause portions of the formed layer on which anti-caking agent was applied to control caking of build material in those portions.
    Type: Grant
    Filed: May 29, 2019
    Date of Patent: September 3, 2024
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Stan E. Leigh, Karsten N. Wilson, Anthony Holden
  • Patent number: 12030254
    Abstract: A system and method is provided to construct a structure using three dimensional printing of extrudable building material to a wall surface of a structure. According to one embodiment, a printing assembly is moveably disposed above the surface, and extrudable building material is applied from a nozzle onto the surface. One or more profilometers measure at periodic intervals along a geometric cross-section of a bead of extrudable building material. One or more controllers compare the measured cross-section to a predetermined, target cross section and one or more controllers periodically change, for example, the rate of application and/or the viscosity of the extrudable building material applied along the longitudinal axis. The nozzle direction can change, and the profilometers can be rotated about the nozzle along different longitudinal axes, or directions, depending on the wall locations being formed.
    Type: Grant
    Filed: February 27, 2023
    Date of Patent: July 9, 2024
    Assignee: ICON TECHNOLOGY, INC.
    Inventors: Walelign Messele Nikshi, Brannon Veal
  • Patent number: 12030230
    Abstract: A resin-sealed electronic component includes an electronic component main body sealed with a resin housing. The resin housing includes a pair of resin members aligned in a first direction with sandwiching a housing space housing the electronic component main body, and a sealing member including a molding resin and being molded so as to cover at least a portion of each of the pair of resin members. A portion of one resin member of the pair of resin members and a portion of the other resin member are aligned in a second direction intersecting the first direction to constitute a suppression structure that suppresses the molding resin from entering the housing space.
    Type: Grant
    Filed: November 2, 2021
    Date of Patent: July 9, 2024
    Assignee: Proterial, Ltd.
    Inventors: Yiming Jin, Akitoshi Fujimori
  • Patent number: 12023862
    Abstract: A three-dimensional print head apparatus including a hopper, a nozzle, a barrel, and a heating system. The apparatus may further include a fume extraction system and a dry air purge system. The hopper may have a cavity and a lower aperture. The nozzle may have an upper aperture and a lower aperture. The heating system may be positioned along the barrel, and the dry air purge system may be in fluid communication with the hopper.
    Type: Grant
    Filed: July 24, 2023
    Date of Patent: July 2, 2024
    Assignee: SIDUS SPACE, INC.
    Inventors: Ivan Townsend, Robert Mueller, Nathan Gelino, Jonathan Smith, Matthew Nugent, Andrew Nick, Jason Schuler, Bradley Buckles
  • Patent number: 12011864
    Abstract: A method for pinning the edges of an extruded polymeric mass and an edge-pinning group are described.
    Type: Grant
    Filed: February 12, 2020
    Date of Patent: June 18, 2024
    Inventor: Nicola Lombardini
  • Patent number: 11987707
    Abstract: A new class of cost-effective carbon fiber precursors that comprise both hydrocarbon polymer and Pitch structural features in the same polymer structure to exhibit complementary advantages of both PAN- and Pitch-based carbon fiber precursors. The new class of carbon fiber precursors comprise a polymeric pitch copolymer, wherein the polymeric pitch copolymer includes a polymer chain and several pitch polycyclic aromatic hydrocarbon (PAH) molecules grafted or chemically bonded to the polymer chain. Method and processes for the creation of the new class of carbon fiber precursors are also presented, wherein said methods may comprise a thermally-induced coupling and extrusion step.
    Type: Grant
    Filed: August 4, 2020
    Date of Patent: May 21, 2024
    Assignee: The Penn State Research Foundation
    Inventors: Tze-Chiang Chung, Houxiang Li
  • Patent number: 11957572
    Abstract: Implementations described and claimed herein provide systems and methods for manufacturing customized cardiovascular devices. In one implementation, patient cardiovascular data for a patient is received at a controller. The patient cardiovascular data is captured using a patient interface. A printing profile for a cardiovascular medical device is received at the controller. A patient specific three-dimensional model of the cardiovascular medical device customized for the patient using the patient cardiovascular data and the printing profile is generated. The patient specific three-dimensional model of the cardiovascular medical device is sliced into a plurality of outlines using the controller. Print instructions based on the plurality of outlines are generated using the controller. A polymeric material is manipulated according to the print instructions into a customized polymeric cardiovascular medical device for the patient.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: April 16, 2024
    Assignee: COLORADO STATE UNIVERSITY RESEARCH FOUNDATION
    Inventor: David Prawel
  • Patent number: 11951684
    Abstract: A three-dimensional print head apparatus may include a securing mechanism, a hopper, a nozzle, a heating system, and a fume extraction system. The securing mechanism may be adapted to secure to a wrist joint of a robotic arm. The hopper may have a cavity and a lower aperture and may be secured to the securing mechanism. The nozzle may have an upper aperture and a lower aperture. The heating system may be positioned along the barrel.
    Type: Grant
    Filed: January 14, 2022
    Date of Patent: April 9, 2024
    Assignee: Sidus Space, Inc.
    Inventors: Ivan Townsend, Robert Mueller, Nathan Gelino, Jonathan Smith, Matthew Nugent, Andrew Nick, Jason Schuler, Bradley Buckles
  • Patent number: 11945168
    Abstract: In an example, a method includes obtaining object model data describing at least a portion of an object to be generated by additive manufacturing. A color value of a first portion of the object to be generated may be determined, wherein the color value is based on a first color and a second color, different from the first color. Object generation data to generate the object using a fusing agent of the first color and a build material having the second color may be determined by defining a first region of a layer of build material to which fusing agent is to be applied defining a second region of the build material to which detailing agent is to be applied to define an edge of the object and defining a spacing region of build material to separate the first region and second region, wherein the spacing region is defined using parameters selected to provide the color value.
    Type: Grant
    Filed: April 30, 2019
    Date of Patent: April 2, 2024
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Mohammad Jowkar, Rhys Mansell, Carmen Blasco Cortes
  • Patent number: 11945171
    Abstract: In one aspect, build materials and support materials for use with a 3D printer are described herein. Such materials include a phosphor component in combination with other components. In some embodiments, the phosphor component of a build material or support material is present in the material in an amount of 0.001-0.5 wt. % and has a peak photoluminescence (PL) emission wavelength of 430-750 nm and a photoluminescence quantum yield (QY) of 0.10-1.
    Type: Grant
    Filed: August 17, 2022
    Date of Patent: April 2, 2024
    Assignee: 3D SYSTEMS, INC.
    Inventors: Bo Wu, Jule W. Thomas, Jr., Mark Raymond Parker
  • Patent number: 11878464
    Abstract: A system includes a machine readable storage medium storing instructions and a processor. The processor is to execute instructions to receive contone agent maps of a three-dimensional (3D) part and sensed thermal maps from the 3D printing of the 3D part on a 3D printer. The processor is to execute instructions to generate layer sequences including the contone agent maps and the sensed thermal map for each layer of the 3D part. The processor is to execute instructions to select training samples from the layer sequences having temperature intensity variations within each layer or between neighboring layers. The processor is to execute instructions to train a neural network using the training samples to generate a model to predict thermal behavior in the 3D printer.
    Type: Grant
    Filed: August 10, 2018
    Date of Patent: January 23, 2024
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: He Luan, Jun Zeng
  • Patent number: 11865779
    Abstract: An apparatus, system and method for providing a nozzle having refined print control and enhanced printing speed by providing, on the inside or outside or on an interstitial substrate layer, of any metallic or non-metallic nozzle of a non-conductive surface suitable to support sensors relevant to the FFF process. Heat, force, flow, strain, stress, extrusion force, and like sensors may be provided on the inside or the outside of any nozzle, or on an interstitial substrate layer on the inside or outside of any nozzle. The sensors may be provided about the center access through the nozzle, longitudinally along the center access of the nozzle, or at any of various points along the nozzle, wherein the placement or shape of such sensors may vary in accordance with the type of sensing to be performed by the subject sensor.
    Type: Grant
    Filed: August 4, 2021
    Date of Patent: January 9, 2024
    Assignee: JABIL INC.
    Inventors: Erik Gjovik, William J. MacNeish, III
  • Patent number: 11813792
    Abstract: A three-dimensional, additive manufacturing system is disclosed. The first and second printer modules form sequences of first patterned single-layer objects and second patterned single-layer objects on the first and second carrier substrates, respectively. The patterned single-layer objects are assembled into a three-dimensional object on the assembly plate of the assembly station. A controller controls the sequences and patterns of the patterned single-layer objects formed at the printer modules, and a sequence of assembly of the first patterned single-layer objects and the second patterned single-layer objects into the three-dimensional object on the assembly plate. The first transfer module transfers the first patterned single-layer objects from the first carrier substrate to the assembly apparatus in a first transfer zone and the second transfer module transfers the second patterned single-layer objects from the second carrier substrate to the assembly apparatus in a second transfer zone.
    Type: Grant
    Filed: August 10, 2022
    Date of Patent: November 14, 2023
    Assignee: Sakuu Corporation
    Inventors: Morteza Vatani, Philip Eugene Rogren
  • Patent number: 11766538
    Abstract: Systems and methods for manufacturing an elongate medical device including various surface features. The system including a heating cartridge, a heating element, a filament handling system, a substrate handling system, a controller, and one or more additional components adapted to form the surface features on the medical device. The heating element melts a filament material within the heating cartridge to form a jacket of the medical device and the one or more additional components engages the outer surface of the jacket to create surface features.
    Type: Grant
    Filed: July 29, 2021
    Date of Patent: September 26, 2023
    Assignee: Medtronic, Inc.
    Inventors: Jonathan E. Baxter, Kristin M. Johnson, Gregory N. Nesseth, Jay T. Rassat
  • Patent number: 11738512
    Abstract: A three-dimensional shaped article production apparatus includes a shaping table, a layer forming section that forms a powder layer, a head that ejects a liquid containing a binder to a shaping region of a three-dimensional shaped article, a liquid supply system that supplies the liquid to the head, and a moving system that relatively moves the head with respect to the shaping table, wherein the head includes a nozzle that ejects the liquid, a pressure chamber that communicates with the nozzle, a supply flow channel that communicates with the pressure chamber upstream in a supply direction of the liquid, and a circulation flow channel that communicates with the pressure chamber downstream in the supply direction, the circulation flow channel includes a first filter, and a pore diameter of the first filter is larger than a particle diameter of a powder for forming the powder layer.
    Type: Grant
    Filed: September 15, 2022
    Date of Patent: August 29, 2023
    Assignee: Seiko Epson Corporation
    Inventors: Manabu Watanabe, Toshimitsu Hirai, Akihiko Tsunoya, Kaoru Momose