Patents by Inventor Cheng Zhang

Cheng Zhang 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: 20230072625
    Abstract: Systems and methods for online to offline services are provided. The methods may include obtaining a first service request issued by a first service requester, the first service request including a request time point, a start location, and a destination. The methods may further include determining a target time point based on at least one of the request time point or an input by the first service requester, wherein the target time point is after the request time point. The methods may further include obtaining one or more candidate service requests, and determining a service request set and a target service provider that matches with the service request set by executing, starting at the target time point, a matching process based on the first service request and the one or more candidate service requests. The service request set may include the first service request.
    Type: Application
    Filed: November 15, 2022
    Publication date: March 9, 2023
    Applicant: BEIJING DIDI INFINITY TECHNOLOGY AND DEVELOPMENT CO., LTD.
    Inventor: Cheng ZHANG
  • Patent number: 11590480
    Abstract: The present invention discloses a molecular sieve and its preparation method. The molecular sieve has micromorphology in a football shape and consists of molecular sieve framework and active elements. The molecular sieve framework comprises silicon element and aluminum element; the active elements comprise copper element and rare earth elements. The rare earth elements are one or more selected from the group consisting of La, Ce, Pr, Nd, Pm, Sm, Eu, Sc and Y. The mass ratio of the silicon element to the aluminum element is 3-9:1. The content of the copper element in the molecular sieve is 1.5-3.2 wt %. The mass of rare earth elements is 50 ppm-2 wt % of the molecular sieve framework. The mass of the silicon element is calculated by silicon dioxide, the mass of aluminum element is calculated by aluminum oxide, the mass of copper element is calculated by copper oxides, and the mass of rare earth elements is calculated by rare earth oxides.
    Type: Grant
    Filed: May 25, 2021
    Date of Patent: February 28, 2023
    Assignees: BAOTOU RESEARCH INSTITUTE OF RARE EARTHS, NATIONAL ENGINEERING RESEARCH CENTRE OF RUIKE RARE EARTH METALLURGY AND FUNCTION MATERIALS CO., LTD.
    Inventors: Yan Wang, Zhaoqiang Li, Zhiyong Ding, Rongrong Fan, Cheng Zhang, Yu Wang, Xin Guo, Na Kang, Wei Liu, Rong Wang, Jing Song
  • Patent number: 11584840
    Abstract: Boron nitride nanotube (BNNT) dispersions and methods of fabricating the same are provided. Tip sonication-assisted hydrolysis can be utilized, with a dispersant/surfactant (e.g., polyvinyl alcohol (PVA)). The fabrication process can be used to obtain large scale BNNT dispersions with long term stability (e.g., stability for at least 3 months, at least 4 months, at least 5 months, at least 6 months, or about 6 months).
    Type: Grant
    Filed: November 30, 2021
    Date of Patent: February 21, 2023
    Assignee: THE FLORIDA INTERNATIONAL UNIVERSITY BOARD OF TRUSTEES
    Inventors: Cheng Zhang, Arvind Agarwal, Xiaolong Lu
  • Patent number: 11565830
    Abstract: A method for calculating an optimal wheel position control angle of passenger boarding bridge automatic docking system includes collecting ranging information of a sensor to rotate the bridgehead direction via a distance measuring sensor on both sides of the bridgehead of the passenger boarding bridge, making the bridgehead parallel to the aircraft fuselage; collecting information of an aircraft door by a camera at the bridge head of the passenger boarding bridge to obtain a center position D of the aircraft door; in an ideal docking situation, the aircraft door should appear at the bridge head position as D?; the position where D? is projected vertically onto the aircraft fuselage is D?, that is, the line segment DD? is the horizontal distance deviation between the current passenger boarding bridge and the aircraft door, the line segment D?D? is the distance between the current boarding bridge and the aircraft fuselage.
    Type: Grant
    Filed: February 7, 2021
    Date of Patent: January 31, 2023
    Assignee: UNIVERSITY OF ELECTRONIC SCIENCE AND TECHNOLOGY OF CHINA
    Inventors: Run Ye, Bin Yan, Cheng Zhang, Xuemei He, Xiaojia Zhou
  • Publication number: 20230002682
    Abstract: A fluidized bed reactor, a device, and a method for producing low-carbon olefins from oxygen-containing compound are provided. The fluidized bed reactor includes a reactor shell, a reaction zone, a coke control zone and a delivery pipe, where there are n baffles arranged in the coke control zone, and the n baffles divide the coke control zone into n sub-coke control zones which include a first sub-coke control zone, a second sub-coke control zone, and an nth sub-coke control zone; at least one catalyst circulation hole is provided on each of the n-1 baffles, so that the catalyst flows in an annular shape in the coke control zone, where n is an integer. The device and method can be adapted to a new generation of DMTO catalyst, and the unit consumption of production ranges from 2.50 to 2.58 tons of methanol/ton of low-carbon olefins.
    Type: Application
    Filed: October 16, 2020
    Publication date: January 5, 2023
    Applicant: DALIAN INSTITUTE OF CHEMICAL PHYSICS, CHINESE ACADEMY OF SCIENCES
    Inventors: Mao YE, Tao ZHANG, Jinling ZHANG, Shuliang XU, Hailong TANG, Xiangao WANG, Cheng ZHANG, Jinming JIA, Jing WANG, Hua LI, Chenggong LI, Zhongmin LIU
  • Publication number: 20230001370
    Abstract: A coke control reactor, and a device and method for preparing low-carbon olefins from an oxygen-containing compound are provided. The coke control reactor includes a coke control reactor shell, a reaction zone I, and a coke controlled catalyst settling zone; a cross-sectional area at any position of the reaction zone I is less than that of the coke controlled catalyst settling zone; n baffles are arranged in a vertical direction in the reaction zone I; the n baffles divide the reaction zone I into m reaction zone I subzones; and a catalyst circulation hole is formed in each of the baffles, such that a catalyst flows in the reaction zone I in a preset manner. A catalyst charge in the present coke control reactor can be automatically adjusted, and an average residence time of a catalyst in the coke control reactor can be controlled by changing process operating conditions.
    Type: Application
    Filed: October 16, 2020
    Publication date: January 5, 2023
    Applicant: DALIAN INSTITUTE OF CHEMICAL PHYSICS, CHINESE ACADEMY OF SCIENCES
    Inventors: Tao ZHANG, Mao YE, Jinling ZHANG, Shuliang XU, Hailong TANG, Xiangao WANG, Cheng ZHANG, Jinming JIA, Jing WANG, Hua LI, Chenggong LI, Zhongmin LIU
  • Publication number: 20230001371
    Abstract: A fluidized bed reactor includes a main shell and a coke control zone shell; the main shell includes an upper shell and a lower shell; the upper shell encloses a gas-solid separation zone, and the lower shell encloses a reaction zone; the reaction zone axially communicates with the gas-solid separation zone; the coke control zone shell is circumferentially arranged on an outer wall of the main shell; the coke control zone shell and the main shell enclose an annular cavity, and the annular cavity is a coke control zone; n baffles are radially arranged in the coke control zone, and the n baffles divide the coke control zone into n coke control zone subzones, where n is an integer; the coke control zone subzones are provided with a coke control raw material inlet; and a catalyst circulation hole is formed in each of n-1 of the baffles.
    Type: Application
    Filed: October 16, 2020
    Publication date: January 5, 2023
    Applicant: DALIAN INSTITUTE OF CHEMICAL PHYSICS, CHINESE ACADEMY OF SCIENCES
    Inventors: Mao YE, Tao ZHANG, Jinling ZHANG, Shuliang XU, Hailong TANG, Xiangao WANG, Cheng ZHANG, Jinming JIA, Jing WANG, Hua LI, Chenggong LI, Zhongmin LIU
  • Patent number: 11542336
    Abstract: Provided herein are a glucagon receptor (GCGR) antibody and its fusion protein with glucagon-like peptide-1 (GLP-1), and a pharmaceutical composition thereof. Also provided herein is a method for using the GCGR antibody and its fusion protein with GLP-1 to treat, prevent or improve one or more symptoms of hyperglycemia, type 2 diabetes, metabolic syndrome or dyslipidemia.
    Type: Grant
    Filed: March 19, 2019
    Date of Patent: January 3, 2023
    Assignee: GMAX BIOPHARM LLC
    Inventors: Cheng Zhang, Hua Zhang, Xiaofeng Wang, Chenjiang Yao, Yan Jiang, Liangliang Bi, Shuqian Jing
  • Publication number: 20220411520
    Abstract: Provided herein are a gastric inhibitory polypeptide receptor (GIPR) antibody and its fusion protein with glucagon-like peptide-1 (GLP-1), and a pharmaceutical composition thereof. Also provided herein is a method for using the GIPR antibody and its fusion protein with GLP-1 to treat, prevent or improve one or more symptoms of non-alcoholic fatty liver disease, non-alcoholic steatohepatitis, type 2 diabetes or obesity.
    Type: Application
    Filed: September 16, 2020
    Publication date: December 29, 2022
    Applicant: GMAX BIOPHARM LLC
    Inventors: Hua ZHANG, Xiaofeng WANG, Chenjiang YAO, Cheng ZHANG, Shuqian JING
  • Publication number: 20220417156
    Abstract: The present invention discloses a network burst load evacuation method for edge servers, which takes a time and average penalty function of all tasks performed by the edge system as a minimum optimization goal. This method not only takes into account the fairness of all users in the system, but also ensures that the unloading tasks of all users in the system can be completed in a relatively shortest time, and a new quantitative measure is proposed for improving user QoS response. In the implementation process of the algorithm in the present invention, a particle swarm algorithm is used to solve an optimal target of the system, This algorithm has a fast execution speed and high efficiency, and is especially suitable for a scene of an edge computing network system, so that when a sudden load occurs, an edge computing network system can respond in a very short time and complete the evacuation of the load, which greatly improves the fault tolerance and stability of the edge network environment.
    Type: Application
    Filed: September 15, 2021
    Publication date: December 29, 2022
    Inventors: SHUIGUANG DENG, CHENG ZHANG, JIANWEI YIN
  • Publication number: 20220411329
    Abstract: A full-fiber burner brick and a preparation method thereof, comprising mixing alumina crystal fiber and amorphous ceramic fiber with both of them being a combination of fibers of different lengths gradations, and moreover adding fine powder fillers of different particle size gradations and supplementing other additives. This enables the internal structure of the product more uniform, increases the bulk density of the product, and also benefits the suction filterability of fiber cotton blank, and is conducive to forming and improving the strength of the blank. The surface of the brick body is further provided with a coating, which can effectively protect the cotton fiber of the brick body fiber from harsh environments, improve its high temperature resistance, and help to extend the service life of the burner brick.
    Type: Application
    Filed: November 9, 2021
    Publication date: December 29, 2022
    Applicant: LUYANG ENERGY-SAVING MATERIALS CO., LTD.
    Inventors: Meihua XU, Weijin ZHENG, Deli REN, Cheng ZHANG, Feng TANG, Wei FENG
  • Publication number: 20220401905
    Abstract: A fluidized bed regenerator, a device for preparing low-carbon olefins, and a use thereof are provided. The fluidized bed regenerator includes a second activation zone, a first activation zone, and a gas-solid separation zone from bottom to top; the second activation zone axially communicates with the gas-solid separation zone; the first activation zone is arranged on a periphery of a junction between the second activation zone and the gas-solid separation zone; the first activation zone is an annular cavity; n baffles are radially arranged in the first activation zone, and the n baffles divide the first activation zone into n first activation zone subzones; and a catalyst circulation hole is formed in each of n?1 of the baffles such that a catalyst entering the first activation zone flows in an annular direction.
    Type: Application
    Filed: October 16, 2020
    Publication date: December 22, 2022
    Applicant: DALIAN INSTITUTE OF CHEMICAL PHYSICS, CHINESE ACADEMY OF SCIENCES
    Inventors: Mao YE, Tao ZHANG, Jinling ZHANG, Shuliang XU, Hailong TANG, Xiangao WANG, Cheng ZHANG, Jinming JIA, Jing WANG, Hua LI, Chenggong LI, Zhongmin LIU
  • Patent number: 11526812
    Abstract: An apparatus has a memory storing a reinforcement learning policy with an optimization component and a data collection component. The apparatus has a regularization component which applies regularization selectively between the optimization component of the reinforcement learning policy and the data collection component of the reinforcement learning policy. A processor carries out a reinforcement learning process by: triggering execution of an agent according to the policy and with respect to a first task; observing values of variables comprising: an observation space of the agent, an action of the agent; and updating the policy using reinforcement learning according to the observed values and taking into account the regularization.
    Type: Grant
    Filed: October 1, 2019
    Date of Patent: December 13, 2022
    Assignee: Microsoft Technology Licensing, LLC
    Inventors: Sam Michael Devlin, Maximilian Igl, Kamil Andrzej Ciosek, Yingzhen Li, Sebastian Tschiatschek, Cheng Zhang, Katja Hofmann
  • Publication number: 20220388144
    Abstract: A wrench includes a body having a head and a handle portion defining a longitudinal axis. The wrench includes a first jaw coupled to the head with the first jaw including first teeth and an edge. The edge defines a width of the first jaw. The wrench includes a second jaw extending through an aperture of the head with the second jaw including a threaded portion and second teeth. The wrench includes an actuator coupled to the threaded portion of the second jaw such that rotation of the actuator relative to the second jaw moves the second teeth relative to the first teeth. A length is measured from the edge of the first jaw to the second end of the handle portion parallel to the longitudinal axis. A ratio of the width of the first jaw over the length is less than 0.06.
    Type: Application
    Filed: August 18, 2022
    Publication date: December 8, 2022
    Inventors: Cheng Zhang Li, Scott M. Hangartner, Andrew G. Wagner, Brian J. Doyle
  • Publication number: 20220384187
    Abstract: Porous III-nitrides having controlled/tuned optical, electrical, and thermal properties are described herein. Also disclosed are methods for preparing and using such porous III-nitrides.
    Type: Application
    Filed: October 30, 2020
    Publication date: December 1, 2022
    Inventors: Jung Han, Kanglin Xiong, Ge Yuan, Cheng Zhang
  • Publication number: 20220379443
    Abstract: A screwdriver includes a shank, a ratchet assembly, and a handle. The shank includes a shank extender that in an extended position lengthens the shank and in a retracted position is stored within the handle of the screwdriver. The ratchet assembly includes a knob and is configured to drive in the same direction the knob is turned. The screwdriver includes a locking mechanism to prevent unwanted movement of the shank between the extended and retracted positions. The handle of the screwdriver includes a storage space to hold alternative screwdriver bits and a stabilizing component to decrease movement of the handle when the storage portion is in an extended or open position. In a closed position the handle surrounds the alternate bits and in an open position the alternate bits are exposed.
    Type: Application
    Filed: May 27, 2022
    Publication date: December 1, 2022
    Inventors: Joshua D. Schneider, Colin J. Roberts, Scott M. Hangartner, George Barton, Cheng Zhang Li, Kai-Wen Cheng
  • Publication number: 20220362449
    Abstract: Fluidic devices, methods, and systems are disclosed. One system may comprises a sheath, a delivery module, and a removal module. The sheath includes a working lumen, a delivery lumen, and a removal lumen. The delivery module is configured to move a fluid from a fluid reservoir and into a body cavity through the delivery lumen. The removal module is configured to move the fluid and a particulate contained therein out of the body cavity through the removal lumen, through a filtration device that removes the particulate, and back into the fluid reservoir. One method comprises placing a distal end of sheath into a body cavity, energizing the working lumen to generate a particulate in the cavity, moving the fluid into the cavity to engage the particulate, and moving the fluid and the contaminant from the body cavity, through a filter for removing the contaminant, and back into the fluid source.
    Type: Application
    Filed: July 28, 2022
    Publication date: November 17, 2022
    Applicant: Boston Scientific Scimed, Inc.
    Inventors: Wei Alfred GAO, Cheng ZHANG, Yuan Chester HONG, Feng Kevin XU
  • Publication number: 20220365956
    Abstract: Disclosed are a method and an apparatus for generating patent summary information, and an electronic device and a computer readable medium. The method for generating patent summary information includes: extracting technical problem information from a target patent document; extracting solution information from the target patent document; and generating the patent summary information based on the technical problem information and the solution information.
    Type: Application
    Filed: June 21, 2022
    Publication date: November 17, 2022
    Inventors: MARKUS HAENSE, CHENG ZHANG, JIE CAI, MING YUAN, YUNFANG LU
  • Patent number: D970704
    Type: Grant
    Filed: August 12, 2022
    Date of Patent: November 22, 2022
    Inventor: Cheng Zhang
  • Patent number: D978298
    Type: Grant
    Filed: August 12, 2022
    Date of Patent: February 14, 2023
    Inventor: Cheng Zhang