Patents by Inventor Minfeng Xu

Minfeng Xu 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).

  • Patent number: 10832856
    Abstract: An imaging device may include multiple magnetic coils to generate a magnetic field. Additionally, the imaging device may include an outer support affixed to at least one coil of the plurality of magnetic coils and an axial support between at least two coils of the plurality of magnetic coils, wherein the outer support and the axial support operatively share a load corresponding to the generated magnetic fields.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: November 10, 2020
    Assignee: GENERAL ELECTRIC COMPANY
    Inventors: Alexander Kagan, Michael Parizh, Anbo Wu, Minfeng Xu, Paul St. Mark Shadforth Thompson, Mark Ernest Vermilyea
  • Publication number: 20200348379
    Abstract: The present disclosure relates to using an integrated cooling circuit to provide both forced-flow pre-cooling functionality and closed-loop thermosiphon cooling for persistent mode operation of a superconducting magnet. In one embodiment, the integrated cooling circuit shares a single set of cooling tubes for use with both the forced-flow pre-cooling circuit as well as the closed-loop operating-state cooling circuit.
    Type: Application
    Filed: May 2, 2019
    Publication date: November 5, 2020
    Inventors: Anbo Wu, Minfeng Xu, Paul St. Mark Shadforth Thompson
  • Patent number: 10804017
    Abstract: There is set forth herein a superconducting lead assembly comprising: a positive superconducting wire; a negative superconducting wire, wherein the positive superconducting wire is configured to conduct inflow current to a cryogenic apparatus and wherein the negative superconducting wire is configured to conduct outflow current away from the cryogenic apparatus; and an electrically insulating separator, wherein the positive superconducting wire and the negative superconducting wire are arranged proximately one another and on opposite sides of the electrically insulating separator for cancellation of electromagnetic forces attributable to current flowing simultaneously in opposite directions within the positive superconducting wire and the negative superconducting wire, and wherein a length of the superconducting lead assembly is flexible. In one embodiment the positive superconducting wire and the negative superconducting wire can include high temperature superconducting (HTS) material.
    Type: Grant
    Filed: May 12, 2017
    Date of Patent: October 13, 2020
    Assignee: GE Precision Healthcare LLC
    Inventors: Susumu Mine, Anbo Wu, Minfeng Xu
  • Publication number: 20200321152
    Abstract: A quench protection system for a superconducting machine, such as a superconducting generator having a plurality of series-arranged superconducting coils, includes at least one switch heater electrically coupled to each of the superconducting coils. A quench protection switch is provided in series with the coils, wherein each switch heater is in thermal contact with the quench protection switch. A heater network is configured in parallel with the quench protection switch and is in thermal contact with each of the coils. A quench of any one of the coils triggers a quench of the quench protection switch, wherein the heater network then triggers a quench of all of the remaining coils.
    Type: Application
    Filed: April 3, 2019
    Publication date: October 8, 2020
    Inventors: Anbo Wu, Michael Parizh, Minfeng Xu
  • Publication number: 20200321847
    Abstract: A wind turbine power generating system and method includes a tower, a hub, a plurality of blades connected to the hub, and a rotor connected to the hub. A superconducting generator is coupled to the rotor and includes a plurality of superconductive coils. A nacelle is mounted atop the tower, with the superconducting generator housed within the nacelle. An automatic ramp-down system is configured with the superconducting coils and includes an automatically activated energy dump circuit for current withdrawn from the superconductive coils in a ramp-down process prior to a quench. The energy dump circuit includes one or more heat dissipating loads, wherein each of the heat dissipating loads is mounted in thermal communication with one of the tower or the nacelle that act a thermal heat sink for dispersing heat from the loads.
    Type: Application
    Filed: April 3, 2019
    Publication date: October 8, 2020
    Inventors: Anbo Wu, Michael Parizh, Ernst Wolfgang Stautner, Minfeng Xu, James William Bray
  • Publication number: 20200283754
    Abstract: Provided are techniques that may include a disposable magnetic cell isolation holder having one or more passages that accommodate a magnetic retention material to facilitate magnetic cell isolation without adjustment of magnetic field parameters between isolation procedures using different magnetic particle sizes. When the magnetic cell isolation holder is coupled to a magnetic field generator, a first passage corresponding to a smaller particle size is positioned in a magnetic field where the magnetic field characteristics are different relative to a second passage, of a second holder or in the same holder, for use with another bead size.
    Type: Application
    Filed: May 26, 2020
    Publication date: September 10, 2020
    Applicant: GLOBAL LIFE SCIENCES SOLUTIONS USA LLC
    Inventors: XIAOHUA ZHANG, SUSUMU MINE, YE BAI, REGINALD SMITH, MINFENG XU, WESTON GRIFFIN, KENNETH CONWAY
  • Patent number: 10770211
    Abstract: A superconducting magnet system is provided. The superconducting magnet system includes a coil former, superconducting coils supported by the coil former, and one or more cooling assemblies. The cooling assemblies are in thermal contact with the coil former and include one or more cooling tubes for receiving a cryogen passed therethrough. The cooling assemblies are detachably mounted on the coil former and form at least one cooling circuit therein. The cooling assemblies include one or more flat surfaces attached on a surface of the coil former. A method of manufacturing the same is also provided.
    Type: Grant
    Filed: April 28, 2016
    Date of Patent: September 8, 2020
    Assignee: GE Precision Healthcare LLC
    Inventors: GuangZhou Li, Anbo Wu, Yihe Hua, Minfeng Xu, Evangelos Trifon Laskaris
  • Publication number: 20200279680
    Abstract: A persistent current switch system is presented. One embodiment of the persistent current switch system includes a vacuum chamber having a winding unit and dual cooling paths. The dual cooling paths are configured to circulate a coolant flow. The dual cooling paths are defined by a first cooling path and a second cooling path. The first cooling path includes a solid thermal component disposed in direct contact with the winding unit and the second cooling path includes a cooling tube disposed in direct contact with the winding unit and configured to circulate a coolant therein. The dual cooling paths cool the temperature of the winding unit below the threshold temperature to transition the persistent current switch system from the first mode to the second mode. A method of for cooling a winding unit in a persistent current switch system and a switching system including dual cooling paths are also disclosed.
    Type: Application
    Filed: February 28, 2019
    Publication date: September 3, 2020
    Inventors: Susumu Mine, Ye Bai, Anbo Wu, Minfeng Xu, Paul St. Mark Shadforth Thompson
  • Publication number: 20200211764
    Abstract: An imaging device may include multiple magnetic coils to generate a magnetic field. Additionally, the imaging device may include an outer support affixed to at least one coil of the plurality of magnetic coils and an axial support between at least two coils of the plurality of magnetic coils, wherein the outer support and the axial support operatively share a load corresponding to the generated magnetic fields.
    Type: Application
    Filed: December 26, 2018
    Publication date: July 2, 2020
    Inventors: Alexander Kagan, Michael Parizh, Anbo Wu, Minfeng Xu, Paul St. Mark Shadforth Thompson, Mark Ernest Vermilyea
  • Patent number: 10696961
    Abstract: Provided are techniques that may include a disposable magnetic cell isolation holder having one or more passages that accommodate a magnetic retention material to facilitate magnetic cell isolation without adjustment of magnetic field parameters between isolation procedures using different magnetic particle sizes. When the magnetic cell isolation holder is coupled to a magnetic field generator, a first passage corresponding to a smaller particle size is positioned in a magnetic field where the magnetic field characteristics are different relative to a second passage, of a second holder or in the same holder, for use with another bead size.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: June 30, 2020
    Assignee: GLOBAL LIFE SCIENCES SOLUTIONS USA LLC
    Inventors: Xiaohua Zhang, Susumu Mine, Ye Bai, Reginald Smith, Minfeng Xu, Weston Griffin, Kenneth Conway
  • Patent number: 10670189
    Abstract: A system includes a storage tank storing gas. The storage tank includes a storage tank interface portion made from a first material. The system also includes a nozzle that includes a nozzle interface portion and a first portion. The first portion is made from a second material different from the first material. Additionally, the system includes a connection formed by coupling the storage tank interface portion and the nozzle interface portion to one another, and the connection is configured to maintain a leak rate of the gas equal to or less than 1×10?4 standard cubic centimeters per second (std. cc/s).
    Type: Grant
    Filed: July 19, 2017
    Date of Patent: June 2, 2020
    Assignee: General Electric Company
    Inventors: Ernst Wolfgang Stautner, Paul St. Mark Shadforth Thompson, Anbo Wu, Alexander Kagan, Minfeng Xu, Evangelos Trifon Laskaris, Justin Michael Ricci
  • Patent number: 10586638
    Abstract: A quench protection apparatus includes a number N of superconducting coils and a heater matrix. The number N of superconducting coils are electrically coupled in series. The heater matrix module includes the number N of heater units. The number N of heater units is electrically coupled in parallel with the number N of superconducting coils respectively. A number M of the heater units each includes at least the number N of heaters. Each superconducting coil is thermally coupled with at least one heater of each of the number M of the heater units. The number of N-M of the heater units each includes at least one heater. Each of the number M of superconducting coils correspondingly coupled with the number M of the heater units is thermally coupled with at least one heater of each of the number N-M of the heater units. A superconducting magnet system protected by above quench protection apparatus is also provided.
    Type: Grant
    Filed: October 9, 2015
    Date of Patent: March 10, 2020
    Assignee: General Electric Company
    Inventors: Minfeng Xu, Evangelos Laskaris, Weijun Shen, Jianshe Wang, Anbo Wu, Ye Bai, Yunxing Song
  • Patent number: 10489910
    Abstract: A medical image processing apparatus according to an embodiment includes an estimation circuitry and a tracking circuitry. The estimation circuitry is configured to estimate the activity of the myocardium across a plurality of images at different time phases from a group of images where a plurality of images containing a myocardium are chronologically arranged. The tracking circuitry is configured to set a search range for tracking the myocardium in the group according to the activity of the myocardium and perform the tracking.
    Type: Grant
    Filed: July 26, 2017
    Date of Patent: November 26, 2019
    Assignee: Canon Medical Systems Corporation
    Inventors: Hong Yang, Yanhua Wang, Minfeng Xu, Bing Han
  • Publication number: 20190169594
    Abstract: Provided are techniques that may include a disposable magnetic cell isolation holder having one or more passages that accommodate a magnetic retention material to facilitate magnetic cell isolation without adjustment of magnetic field parameters between isolation procedures using different magnetic particle sizes. When the magnetic cell isolation holder is coupled to a magnetic field generator, a first passage corresponding to a smaller particle size is positioned in a magnetic field where the magnetic field characteristics are different relative to a second passage, of a second holder or in the same holder, for use with another bead size.
    Type: Application
    Filed: December 1, 2017
    Publication date: June 6, 2019
    Inventors: Xiaohua Zhang, Susumu Mine, Ye Bai, Reginald Smith, Minfeng Xu, Weston Griffin, Kenneth Conway
  • Patent number: 10281538
    Abstract: A warm bore cylinder assembly having an outer wall, an inner wall, and a plurality of braces is provided. The outer wall is configured to define an inner exterior portion of a cryostat assembly. The outer wall is generally cylindrical, is made of a conductive material, and has an outer wall thickness. The inner wall is disposed radially inwardly of the outer wall. The inner wall is generally cylindrical, is made of a conductive material, and has an inner wall thickness. The braces extend along an axial direction defined by the outer wall and the inner wall. The plurality of braces are interposed between and join the outer wall and inner wall. The plurality of braces define openings disposed between adjacent braces.
    Type: Grant
    Filed: September 5, 2012
    Date of Patent: May 7, 2019
    Assignee: General Electric Company
    Inventors: Jean-Baptiste Mathieu, Evangelos Trifon Laskaris, Kenneth William Rohling, Minfeng Xu, Seung-Kyun Lee
  • Publication number: 20190024846
    Abstract: A system includes a storage tank storing gas. The storage tank includes a storage tank interface portion made from a first material. The system also includes a nozzle that includes a nozzle interface portion and a first portion. The first portion is made from a second material different from the first material. Additionally, the system includes a connection formed by coupling the storage tank interface portion and the nozzle interface portion to one another, and the connection is configured to maintain a leak rate of the gas equal to or less than 1×10?4 standard cubic centimeters per second (std. cc/s).
    Type: Application
    Filed: July 19, 2017
    Publication date: January 24, 2019
    Inventors: Ernst Wolfgang Stautner, Paul St. Mark Shadforth Thompson, Anbo Wu, Alexander Kagan, Minfeng Xu, Evangelos Trifon Laskaris, Justin Michael Ricci
  • Patent number: 10152651
    Abstract: A medical image processing apparatus according to an embodiment includes acquisition circuitry, extraction circuitry, calculation circuitry, and determination circuitry. The acquisition circuitry configured to acquire a first photographic image and a second photographic image that contain tree structures of a subject. The extraction circuitry configured to extract branch points of each of the tree structures in the first photographic image and the second photographic image. The calculation circuitry configured to calculate the similarities between the branch points in the first photographic image and the branch points in the second photographic image based on the feature quantities of the branch points. The determination circuitry configured to determine the corresponding path between the branch points in the first photographic image and the branch points in the second photographic image based on the similarities between the branch points calculated by the calculation circuitry.
    Type: Grant
    Filed: October 29, 2015
    Date of Patent: December 11, 2018
    Assignee: Toshiba Medical Systems Corporation
    Inventors: Shaobin Wang, Qi Chen, Yang Zhang, Yanhua Wang, Jialin Zhang, Minfeng Xu, Jianchun Zhao, Xiaotian Yang
  • Publication number: 20180330856
    Abstract: There is set forth herein a superconducting lead assembly comprising: a positive superconducting wire; a negative superconducting wire, wherein the positive superconducting wire is configured to conduct inflow current to a cryogenic apparatus and wherein the negative superconducting wire is configured to conduct outflow current away from the cryogenic apparatus; and an electrically insulating separator, wherein the positive superconducting wire and the negative superconducting wire are arranged proximately one another and on opposite sides of the electrically insulating separator for cancellation of electromagnetic forces attributable to current flowing simultaneously in opposite directions within the positive superconducting wire and the negative superconducting wire, and wherein a length of the superconducting lead assembly is flexible. In one embodiment the positive superconducting wire and the negative superconducting wire can include high temperature superconducting (HTS) material.
    Type: Application
    Filed: May 12, 2017
    Publication date: November 15, 2018
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Susumu MINE, Anbo WU, Minfeng XU
  • Publication number: 20180144851
    Abstract: A superconducting magnet system is provided. The superconducting magnet system includes a coil former, superconducting coils supported by the coil former, and one or more cooling assemblies. The cooling assemblies are in thermal contact with the coil former and include one or more cooling tubes for receiving a cryogen passed therethrough. The cooling assemblies are detachably mounted on the coil former and form at least one cooling circuit therein. The cooling assemblies include one or more flat surfaces attached on a surface of the coil former. A method of manufacturing the same is also provided.
    Type: Application
    Filed: April 28, 2016
    Publication date: May 24, 2018
    Inventors: GuangZhou Li, Anbo Wu, Yihe Hua, Minfeng Xu, Evangelos Trifon Laskaris
  • Patent number: 9928609
    Abstract: A medical image processing apparatus according to one embodiment includes obtaining circuitry, calculating circuitry, and transforming circuitry. The obtaining circuitry takes an expiration time phase or an inspiration time phase as a benchmark time phase and obtains a benchmark line structure, which is a line structure of a bronchus in a lung field, from a medical image at the benchmark time phase. The calculating circuitry calculates a motion amount between a component depicted in the medical image at the benchmark time phase and a component depicted in a medical image at at least one other time phase than the benchmark time phase. The transforming circuitry transforms the benchmark line structure based on the motion amount to obtain an estimated line structure, which is estimated as a line structure at the at least one other time phase.
    Type: Grant
    Filed: March 10, 2016
    Date of Patent: March 27, 2018
    Assignee: Toshiba Medical Systems Corporation
    Inventors: Yanli Wang, Costas Plakas, Yanhua Wang, Shaobin Wang, Minfeng Xu, Jianchun Zhao, Qi Chen, Marco Razeto