Patents by Inventor Chengfei WANG

Chengfei WANG 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: 20240147163
    Abstract: Disclosed are a sound generator and an audio device. The sound generator includes a magnetically conductive plate, a first magnetic structure, a second magnetic structure, a treble diaphragm, a treble voice coil, a bass diaphragm and a bass voice coil. The first magnetic structure includes a first washer including a first sub-washer located and a second sub-washer provided surrounding the first sub-washer, and a treble magnetic gap is formed between the first sub-washer and the second sub-washer. A bass magnetic gap is formed between the first magnetic structure and the second magnetic structure. The treble voice coil is provided on a side of the treble diaphragm close to the magnetically conductive plate and is provided corresponding to the treble magnetic gap. The bass voice coil is provided on a side of the bass diaphragm close to the magnetically conductive plate and is provided corresponding to the bass magnetic gap.
    Type: Application
    Filed: December 29, 2023
    Publication date: May 2, 2024
    Inventors: Miaomiao WANG, Xiaodong Guo, Chengfei Zhang, Chunfa Liu
  • Publication number: 20240075061
    Abstract: The present disclosure relates to compositions and methods for enhancing infiltration of lymphocytes into tumor tissue, enhancing anti-tumor lymphocyte activities in tumor microenvionment (TME), inhibiting regulatory lymphocyte (e.g., B and T cells) activities in TME, and/or long term benefit of cell therapies. For example, in a method of in vivo cell expansion, the method comprises administering an effective amount of cells comprising an antigen binding molecule to a subject; and administering an effective amount of presenting cells expressing a solid tumor antigen that the binding molecule binds.
    Type: Application
    Filed: December 13, 2022
    Publication date: March 7, 2024
    Applicants: Innovative Cellular Therapeutics Holdings, Ltd., Innovative Cellular Therapeutics, Inc.
    Inventors: Wensheng Wang, Dongqi Chen, Chengfei Pu, Zhao Wu, Lei Xiao, Zhiyuan Cao, Le Tian
  • Patent number: 11707834
    Abstract: The present application relates to a substrate transfer device, comprising a horizontally arranged cross beam, and support beams longitudinally arranged at two ends of the cross beam, wherein a substrate carrier is suspended on the cross beam, the substrate carrier is located between the two support beams, and the substrate carrier is parallel to a plane where the two support beams are located, the substrate carrier comprises two side walls oppositely arranged in a horizontal direction, and each of the support beams is provided with an auxiliary clamping structure for clamping the substrate carrier during transferring of the substrate carrier.
    Type: Grant
    Filed: November 1, 2021
    Date of Patent: July 25, 2023
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Chengfei Wang, Junwei Yan, Guangcai Yuan, Shaodong Sun, Guocai Zhang, Shihao Dong, Pengcheng Dong
  • Patent number: 11686010
    Abstract: The present disclosure provides a carrier liquid leakage preventing device and an electrochemical deposition apparatus. The carrier liquid leakage preventing device is used for containing liquid medicine dripping from a carrier; the carrier liquid leakage preventing device comprises: a guide rail disposed along a first direction, the first direction is a vertical direction perpendicular to the horizontal plane or a direction at an angle to the horizontal plane; a leakage preventing groove provided on the guide rail and capable of performing a lifting movement along the guide rail so as to move above or below the carrier; and a driver for driving the lifting movement of the leakage preventing groove.
    Type: Grant
    Filed: November 1, 2021
    Date of Patent: June 27, 2023
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Chengfei Wang, Junwei Yan, Guangcai Yuan, Shaodong Sun, Guocai Zhang, Shihao Dong, Pengcheng Dong
  • Publication number: 20220290321
    Abstract: The present disclosure relates to a filling device and apparatus, an electrochemical deposition system, and a filling method. The filling device includes: a feeding structure including a first feed port and a first discharge port; a container including a second feed port and a second discharge port; a weighing means disposed on the container; a conveying structure disposed between the first discharge port and the second feed port, the second feed port being in communication with the first discharge port via the conveying structure, and the conveying structure being configured to convey a material output from the first discharge port to the second feed port; and a control structure connected to the weighing means and the conveying structure, respectively, and configured to control a conveying speed of the conveying structure according to the weight detected by the weighing means.
    Type: Application
    Filed: October 29, 2021
    Publication date: September 15, 2022
    Inventors: Guocai ZHANG, Junwei YAN, Shihao DONG, Shaodong SUN, Chengfei WANG
  • Publication number: 20220168888
    Abstract: The present application relates to a substrate transfer device, comprising a horizontally arranged cross beam, and support beams longitudinally arranged at two ends of the cross beam, wherein a substrate carrier is suspended on the cross beam, the substrate carrier is located between the two support beams, and the substrate carrier is parallel to a plane where the two support beams are located, the substrate carrier comprises two side walls oppositely arranged in a horizontal direction, and each of the support beams is provided with an auxiliary clamping structure for clamping the substrate carrier during transferring of the substrate carrier.
    Type: Application
    Filed: November 1, 2021
    Publication date: June 2, 2022
    Inventors: Chengfei WANG, Junwei YAN, Guangcai YUAN, Shaodong SUN, Guocai ZHANG, Shihao DONG, Pengcheng DONG
  • Publication number: 20220170152
    Abstract: The present disclosure provides an electrochemical deposition apparatus set. The electrochemical deposition apparatus set includes: an electrochemical deposition device configured to form an electrochemical deposition film layer on an area to be coated of a substrate; an antioxidation treatment device located on a side of the electrochemical deposition device and configured to performing antioxidation treatment on the substrate formed with the electrochemical deposition film layer; a transmission device configured to carry the substrate and drive the substrate to move at least from the electrochemical deposition device to the antioxidation treatment device.
    Type: Application
    Filed: September 28, 2021
    Publication date: June 2, 2022
    Inventors: Guangcai YUAN, Junwei YAN, Chengfei WANG, Guocai ZHANG, Shihao DONG, Shaodong SUN, Qi QI, Zhanfeng CAO
  • Publication number: 20220170173
    Abstract: A substrate carrier includes: a carrier body, wherein the carrier body includes at least one carrying surface, and a first conductive sheet is provided on the carrying surface; a cover plate, wherein the cover plate is a frame structure with a hollow interior, the cover plate is opposite to the carrying surface and is detachably fixed on the carrying surface, the shape of the frame structure matches the shape of a substrate to be coated, the cover plate includes an inner side surface facing the carrying surface, and a second conductive sheet is provided on the inner side surface; an elastic connector is provided between the first conductive sheet and the second conductive sheet, and when the substrate to be coated is fixed on the carrying surface, the second conductive sheet is respectively in electrical communication with the conductive film layer and the first conductive sheet via the elastic connector.
    Type: Application
    Filed: August 12, 2021
    Publication date: June 2, 2022
    Inventors: Shihao DONG, Junwei YAN, Guocai ZHANG, Chengfei WANG, Shaodong SUN, Pengcheng DONG
  • Publication number: 20220170174
    Abstract: The present disclosure provides a carrier liquid leakage preventing device and an electrochemical deposition apparatus. The carrier liquid leakage preventing device is used for containing liquid medicine dripping from a carrier; the carrier liquid leakage preventing device comprises: a guide rail disposed along a first direction, the first direction is a vertical direction perpendicular to the horizontal plane or a direction at an angle to the horizontal plane; a leakage preventing groove provided on the guide rail and capable of performing a lifting movement along the guide rail so as to move above or below the carrier; and a driver for driving the lifting movement of the leakage preventing groove.
    Type: Application
    Filed: November 1, 2021
    Publication date: June 2, 2022
    Inventors: Chengfei WANG, Junwei YAN, Guangcai YUAN, Shaodong SUN, Guocai ZHANG, Shihao DONG, Pengcheng DONG
  • Publication number: 20220097010
    Abstract: The present disclosure provides a gas-solid separation structure including: a feeding pipeline including a first feeding part, a second feeding part and a first valve disposed between the first and second feeding parts; a discharge pipeline having a first opening and a second opening opposite to each other, the second feeding part extending into the discharge pipeline via the first opening; wherein an exhaust channel is formed between the second feeding part and the discharge pipeline, exhaust holes are formed in a portion of the discharge pipeline opposite to the second feeding part, and the exhaust channel is in communication with the exhaust holes. The present disclosure further provides a feeding device and an electrochemical deposition apparatus. The present disclosure can improve the problem of interference with medicine powder release caused by gases entering the discharge pipeline.
    Type: Application
    Filed: August 23, 2021
    Publication date: March 31, 2022
    Inventors: Shaodong SUN, Junwei YAN, Guangcai YUAN, Guocai ZHANG, Shihao DONG, Lilei ZHANG, Haoran GAO, Wenyue FU, Chengfei WANG, Xiaojie PAN
  • Publication number: 20220098752
    Abstract: A debris cleaning device includes: a process treatment tank for containing a liquid medicine and a substrate to be treated, wherein the bottom of the tank body of the process treatment tank is provided with a liquid medicine discharge port, and the side wall of the tank body of the process treatment tank is provided with a liquid medicine inlet port; and a self-circulation debris removal system, the self-circulation debris removal system comprising a circulation pipeline communicating between the liquid medicine discharge port and the liquid medicine inlet port, the circulation pipeline being provided with a control valve for controlling the on-off state of the circulation pipeline, a debris filtering and collecting device for filtering the debris in the circulation pipeline, and a power pump for providing circulation driving force for the liquid medicine in the circulation pipeline.
    Type: Application
    Filed: August 10, 2021
    Publication date: March 31, 2022
    Inventors: Guangcai YUAN, Junwei YAN, Shaodong SUN, Guocai ZHANG, Shihao DONG, Chengfei WANG, Pengcheng DONG, Qi QI