Patents by Inventor Xiaojun Liu

Xiaojun Liu 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).

  • Publication number: 20220323999
    Abstract: A method for detecting wafer cleaning anomalies includes: capturing a wafer cleaning video in real time through each of a plurality of cameras of cleaning machines, each camera corresponds to a respective cleaning chamber of one of the cleaning machines, and each cleaning chamber contains a nozzle; performing image processing on each frame of image contained in the wafer cleaning video to obtain characteristics of contact between a cleaning water column dispensed from the nozzle and a wafer in the image, and determining through the characteristics of contact whether the nozzle has an anomaly; and when a target nozzle having the anomaly is detected, determining anomaly positioning information of the target nozzle, and performing anomaly early-warning by using the anomaly positioning information.
    Type: Application
    Filed: March 21, 2022
    Publication date: October 13, 2022
    Inventors: Guobiao JIANG, Xiaojun LIU
  • Publication number: 20220154190
    Abstract: The present invention relates to compositions and methods for generating a modified T cell with a nucleic acid capable of downregulating endogenous gene expression selected from the group consisting of TCR ? chain, TCR ? chain, beta-2 microglobulin and FAS further comprising a nucleic acid encoding a modified T cell receptor (TCR) comprising affinity for a surface antigen on a target cell or an electroporated nucleic acid encoding a chimeric antigen receptor (CAR). Also included are methods and pharmaceutical compositions comprising the modified T cell for adoptive therapy and treating a condition, such as an autoimmune disease.
    Type: Application
    Filed: December 14, 2021
    Publication date: May 19, 2022
    Inventors: Yangbing Zhao, Jiangtao Ren, Xiaojun Liu, Carl H. June
  • Publication number: 20220145306
    Abstract: The present invention relates to compositions and methods for generating a modified T cell with a nucleic acid capable of downregulating endogenous gene expression selected from the group consisting of TCR ? chain, TCR ? chain, beta-2 microglobulin and FAS further comprising a nucleic acid encoding a modified T cell receptor (TCR) comprising affinity for a surface antigen on a target cell or an electroporated nucleic acid encoding a chimeric antigen receptor (CAR). Also included are methods and pharmaceutical compositions comprising the modified T cell for adoptive therapy and treating a condition, such as an autoimmune disease.
    Type: Application
    Filed: November 24, 2021
    Publication date: May 12, 2022
    Inventors: Yangbing Zhao, Jiangtao Ren, Xiaojun Liu, Carl H. June
  • Publication number: 20220097298
    Abstract: A printing head annularly coated with a fiber-reinforced composite material, comprising a feed part, an extrusion mechanism, an immersion chamber, an annularly coated nozzle, and a measurement and control part, wherein the feed part is mainly used for quantitatively providing a resin material at a constant speed, and the lower end of the feed part is connected with the extrusion mechanism; the resin is extruded out at the constant speed under the actions of a heating ring and a screw rod, and enters the immersion chamber; in the immersion chamber, the resin and a fiber are mixed, and are extruded and molded by means of the annularly coated nozzle. The bottom end of the annularly coated nozzle is of a planar structure, and after the composite material is molded, the molded surface of the composite material can be compacted.
    Type: Application
    Filed: December 30, 2019
    Publication date: March 31, 2022
    Applicant: BEIJING NATIONAL INNOVATION INSTITUTE OF LIGHTWEIGHT LTD.
    Inventors: Zhongde SHAN, Congze FAN, Li ZHAN, Feng LIU, Xiaojun LIU
  • Publication number: 20220060031
    Abstract: The present disclosure provides a series battery pack capacity on-line monitoring and charging/discharging dual-state equalization circuit and method. The series battery pack capacity on-line monitoring and charging/discharging dual-state equalization circuit includes a storage battery pack, a gating switch array, a power dissipation loop, a polarity matching switch array, an isolated DC/DC converter, a bipolar differential battery voltage measurement circuit, a micro controller unit, a charging/discharging current detection loop, and a switch circuit unit. According to the present disclosure, each series battery of the storage battery pack can be separately charged and discharged by controlling the gating switch array, the storage battery pack capacity can be detected on line, bypass discharge and parallel supplement can be carried out on the series batteries with high or low relative state of charge in two states of charging and discharging, and the power of each series battery can be efficiently equalized.
    Type: Application
    Filed: October 12, 2020
    Publication date: February 24, 2022
    Applicant: SHANDONG UNIVERSITY
    Inventors: Xiaojun LIU, Yilin LIU
  • Patent number: 11208661
    Abstract: The present invention relates to compositions and methods for generating a modified T cell with a nucleic acid capable of downregulating endogenous gene expression selected from the group consisting of TCR ? chain, TCR ? chain, beta-2 microglobulin and FAS further comprising a nucleic acid encoding a modified T cell receptor (TCR) comprising affinity for a surface antigen on a target cell or an electroporated nucleic acid encoding a chimeric antigen receptor (CAR). Also included are methods and pharmaceutical compositions comprising the modified T cell for adoptive therapy and treating a condition, such as an autoimmune disease.
    Type: Grant
    Filed: October 15, 2015
    Date of Patent: December 28, 2021
    Assignee: The Trustees of the University of Pennsylvania
    Inventors: Yangbing Zhao, Jiangtao Ren, Xiaojun Liu, Carl H. June
  • Patent number: 11203758
    Abstract: The present invention relates to compositions and methods for generating a modified T cell with a nucleic acid capable of downregulating endogenous gene expression selected from the group consisting of TCR ? chain, TCR ? chain, beta-2 microglobulin and FAS further comprising a nucleic acid encoding a modified T cell receptor (TCR) comprising affinity for a surface antigen on a target cell or an electroporated nucleic acid encoding a chimeric antigen receptor (CAR). Also included are methods and pharmaceutical compositions comprising the modified T cell for adoptive therapy and treating a condition, such as an autoimmune disease.
    Type: Grant
    Filed: April 25, 2018
    Date of Patent: December 21, 2021
    Assignee: THE TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA
    Inventors: Yangbing Zhao, Jiangtao Ren, Xiaojun Liu, Carl H. June
  • Publication number: 20210317183
    Abstract: The invention provides T cells comprising nucleic acid sequence encoding a chimeric antigen receptor and a nucleic acid sequence encoding an enhancer of T cell priming, compositions including the T cells, and methods of using the T cells to treat diseases associated with the expression of disease-associated antigens.
    Type: Application
    Filed: April 22, 2021
    Publication date: October 14, 2021
    Inventors: Yangbing Zhao, Devon J. Shedlock, Carl H. June, Xiaojun Liu
  • Publication number: 20210283484
    Abstract: A stroke decision device 30 includes an acquisition section 31 configured to acquire state information including a position, a velocity, and a rotational velocity of an incoming ball, and a stroke decision section 32 configured to decide a stroke condition including a position, a velocity, and an orientation of a striking implement at a time point when hitting back the ball toward a target arrival position, based on the state information for the ball and the target arrival position when hitting back the ball with the striking implement.
    Type: Application
    Filed: March 9, 2021
    Publication date: September 16, 2021
    Applicant: OMRON Corporation
    Inventors: Xiaojun Liu, Kyohei Asai, Masamune Nakayama, Satoshi Yase
  • Publication number: 20210288899
    Abstract: Embodiments of this application disclose a method and a device for detecting network reliability. The method includes: A detection apparatus obtains a first quantity of data packets included in a first packet sent by a first network node to a second network node. The detection apparatus obtains first feedback information sent by the second network node, where the first feedback information includes a second quantity of data packets included in the first packet received by the second network node. The detection apparatus calculates communication service availability of a network channel from the first network node to the second network node based on at least one of the first quantity or the second quantity. Embodiments of this application can quickly and accurately detect and evaluate the network reliability.
    Type: Application
    Filed: May 28, 2021
    Publication date: September 16, 2021
    Inventors: Xiaobin JIANG, Xiaojun LIU, Xiaoqian JIA
  • Patent number: 11047156
    Abstract: According to one aspect of the invention, a latch is configured to fix a panel relative to a frame. The latch includes a housing configured for engagement to the panel. The latch also includes a cap mounted within the housing and a shaft extending along a longitudinal axis within the housing. A spring of the latch is configured to bias the shaft away from the cap along the longitudinal axis, and a sleeve of the latch interposed between the shaft and the housing, the sleeve defining a first slot. The latch also includes a cam interposed between the shaft and the housing, the cam defining a second slot. A pin is provided which extends into the first and second slots. The first and second slots are configured to guide the rotation and axial movement of the shaft as the cap is rotated within the housing.
    Type: Grant
    Filed: July 12, 2016
    Date of Patent: June 29, 2021
    Assignee: Southco, Inc.
    Inventors: Xiaojun Liu, Richard B. Langkamp, Jr., Hailu Wang
  • Publication number: 20210176476
    Abstract: A video encoding method is provided in the present invention. The method includes: determining a range of interest ROI in an ith frame, wherein the ROI comprises at least one ROI macroblock; extracting characteristic information of the at least one ROI macroblock, wherein the characteristic information comprises location information and type information of the at least one ROI macroblock; determining a quantization parameter QP corresponding to each of the at least one ROI macroblock; encoding the characteristic information of the at least one ROI macroblock according to the determined QP corresponding to each ROI macroblock, to obtain an ROI characteristic stream of the ith frame; and adding, to a video stream of the ith frame, the QP corresponding to each ROI macroblock and the ROI characteristic stream of the ith frame, to perform sending, wherein the video stream of the ith frame is obtained by encoding the ROI and a non-ROI comprised in the ith frame.
    Type: Application
    Filed: January 26, 2021
    Publication date: June 10, 2021
    Inventors: Minsheng WANG, Maojian XIANG, Xiaojun LIU
  • Patent number: 11028143
    Abstract: The invention provides T cells comprising nucleic acid sequence encoding a chimeric antigen receptor and a nucleic acid sequence encoding an enhancer of T cell priming, compositions including the T cells, and methods of using the T cells to treat diseases associated with the expression of disease-associated antigens.
    Type: Grant
    Filed: January 21, 2015
    Date of Patent: June 8, 2021
    Assignees: Novartis AG, The Trustees of the University of Pennsylvania
    Inventors: Yangbing Zhao, Devon J. Shedlock, Carl H. June, Xiaojun Liu
  • Publication number: 20210155667
    Abstract: The present invention includes compositions and methods for a modified immune cell or precursor cell thereof comprising an inducible expression system. Also provided are gene edited modified immune cells suitable for T cell therapy. Methods of treatment using modified immune cells of the present invention are also provided.
    Type: Application
    Filed: January 13, 2021
    Publication date: May 27, 2021
    Inventors: Yangbing Zhao, Xiaojun Liu, Wei Pan
  • Publication number: 20210137980
    Abstract: The present disclosure provides modified immune cells (e.g., modified T cells) comprising a chimeric antigen receptor (CAR) having affinity for a prostate-specific membrane antigen (PSMA) (e.g., human PSMA). The present disclosure provides modified immune cells (e.g., modified T cells) comprising a CAR having affinity for PSMA and a dominant negative receptor and/or a switch receptor. The present disclosure provides modified immune cells (e.g., modified T cells) comprising a CAR having affinity for PSMA and a dominant negative receptor and/or a switch receptor, wherein the modified cell is capable of expressing and secreting a bispecific antibody.
    Type: Application
    Filed: March 5, 2020
    Publication date: May 13, 2021
    Inventors: Yangbing Zhao, Szu Hua Sharon Lin, Xiaojun Liu, Anne Chew
  • Patent number: 10961687
    Abstract: A silt filtering device includes a moving bottom plate. A first material conveying water pump, a stirring box, a filter box and a compression box are sequentially arranged on an upper portion of the moving bottom plate. A roller mechanism is arranged on each of four diagonal portions of a lower portion of the moving bottom plate. A controller, an infrared sensor and a high-definition camera assembly are arranged on the upper portion of the moving bottom plate. The first material conveying water pump conveys silt material to the stirring box through a convey pipe. A jitter mechanism assembly is arranged at a bottom portion of the stirring box to generate jittering. The jitter mechanism assembly comprises a plurality of identically shaking spring bodies and a driving cylinder arranged on the shaking spring bodies.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: March 30, 2021
    Inventor: Xiaojun Liu
  • Patent number: 10934336
    Abstract: The present invention includes compositions and methods for a modified immune cell or precursor cell thereof comprising an inducible expression system. Also provided are gene edited modified immune cells suitable for T cell therapy. Methods of treatment using modified immune cells of the present invention are also provided.
    Type: Grant
    Filed: April 12, 2018
    Date of Patent: March 2, 2021
    Assignee: The Trustees of the University of Pennsylvania
    Inventors: Yangbing Zhao, Xiaojun Liu, Wei Pan
  • Patent number: 10939126
    Abstract: A video encoding method is provided in the present invention. The method includes: determining a range of interest ROI in an ith frame, wherein the ROI comprises at least one ROI macroblock; extracting characteristic information of the at least one ROI macroblock, wherein the characteristic information comprises location information and type information of the at least one ROI macroblock; determining a quantization parameter QP corresponding to each of the at least one ROI macroblock; encoding the characteristic information of the at least one ROI macroblock according to the determined QP corresponding to each ROI macroblock, to obtain an ROI characteristic stream of the ith frame; and adding, to a video stream of the ith frame, the QP corresponding to each ROI macroblock and the ROI characteristic stream of the ith frame, to perform sending, wherein the video stream of the ith frame is obtained by encoding the ROI and a non-ROI comprised in the ith frame.
    Type: Grant
    Filed: May 7, 2020
    Date of Patent: March 2, 2021
    Assignee: GUANGZHOU ZHIJING TECHNOLOGY CO., LTD
    Inventors: Minsheng Wang, Maojian Xiang, Xiaojun Liu
  • Publication number: 20210040234
    Abstract: The present invention provides compositions and methods for treating cancer in a human. The invention includes administering a T cell, genetically modified to express a chimeric antigen receptor (CAR), a bispecific antibody, or a combination thereof to a subject. The CAR and bispecific antibody of the invention can comprise a human antibody, a humanized antibody, or antigen-binding fragments thereof.
    Type: Application
    Filed: June 24, 2020
    Publication date: February 11, 2021
    Inventors: Carl H. June, Yangbing Zhao, Xiaojun Liu
  • Patent number: D927861
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: August 17, 2021
    Inventor: Xiaojun Liu