Patents by Inventor Zhengwei Liu

Zhengwei 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: 20240136025
    Abstract: The present disclosure provides a compound function prediction method based on a neural network and a connectivity map (CMAP) algorithm. The compound function prediction method is used to predict an efficacy of a compound, and the compound function prediction method includes the following steps: constructing a compound molecule—encoding vector neural network; constructing and training an encoding vector—marker gene expression variation deep neural network; constructing and training a marker gene expression level or gene expression variation—whole genome gene expression level or gene expression variation neural network; constructing upregulated and downregulated gene sets of a disease or a phenotype; and evaluating a correlation between the compound and the disease or the phenotype.
    Type: Application
    Filed: April 24, 2021
    Publication date: April 25, 2024
    Applicants: BEIJING GIGACEUTICALS TECH. CO. LTD, PEKING UNIVERSITY
    Inventors: Zhengwei XIE, Jie ZHU, Jingxiang WANG, Mingjing GAO, Zhurui LIU
  • Publication number: 20240095141
    Abstract: A method and an apparatus for displaying an information flow on a terminal device, an electronic device, a computer-readable storage medium, and a computer program product are provided. An implementation is: in response to detecting an activation operation on an application for displaying the information flow, reproducing, on the terminal device, a first page displayed on the terminal device when the application is last switched to running in the background or closed; and in response to determining that a time interval between the activation operation and the application being last switched to running in the background or closed does not exceed a first threshold, displaying a second page as a continuation of a content entry displayed in the first page, where the second page includes at least one first content entry cached in the terminal device before the activation operation but not displayed in the first page.
    Type: Application
    Filed: March 21, 2022
    Publication date: March 21, 2024
    Inventors: Yifan ZHANG, Yuqi WANG, Linfei CHU, Jing NING, Kunjie SUN, Yuhang ZHENG, Naifei SONG, Shujuan ZHANG, Lin LIU, Xunzhuo JU, Zhengwei CHEN, Wei ZHANG, Hua ZHANG, Congjun ZHOU, Tingkang WU, Tengfei LV, Hanmeng LIU, Lei WANG
  • Publication number: 20240032489
    Abstract: A garden tool with a blowing function includes a housing having an air inlet; a blowing tube, connected with the housing, wherein the blowing tube is provided with an air outlet for air to be blown out; a fan, rotating around a fan axis, for making air flow and blowing the air out from the air outlet; and a motor, configured for driving the fan to rotate around the fan axis; wherein when the motor operates at a maximum rotational speed, blowing force F and noise LP of the garden tool with a blowing function satisfy following relationships: 16 N?F?23 N, and 53 dBA?LP<57 dBA; or 23 N<F?40 N, and 53 dBA?LP?0.0121F2?0.0603F+53.065 dBA.
    Type: Application
    Filed: September 11, 2023
    Publication date: February 1, 2024
    Inventors: Zhengwei Liu, Wenhui Xie, Chengzhong Li, Xuefeng Yu, Fengwei Duan, Shiping Jiao
  • Patent number: 11851533
    Abstract: The invention a fluorinated dendrimer and a preparation method thereof. The preparation method of the fluorinated dendrimer include the following steps: S1, obtaining an intermediate product by addition reaction of 4-fluoroaniline and methyl acrylate at room temperature; S2, stirring the intermediate product with 1,3-diamino-2-propanol and methyl acrylate at room temperature to obtain a mixture; S3, performing a stage heating reaction of the mixture under a reduced pressure condition to obtain the fluorinated dendrimer. The fluorinated dendrimer can solve the problems of high demulsification temperature, large dosage, and low demulsification efficiency of existing demulsifiers.
    Type: Grant
    Filed: May 9, 2023
    Date of Patent: December 26, 2023
    Assignee: MEGA P&C ADVANCED MATERIALS (SHANGHAI) CO., LTD.
    Inventors: Zhengwei Liu, Yuanyuan Cui, Baoying Liu
  • Publication number: 20230365759
    Abstract: The invention a fluorinated dendrimer and a preparation method thereof. The preparation method of the fluorinated dendrimer include the following steps: S1, obtaining an intermediate product by addition reaction of 4-fluoroaniline and methyl acrylate at room temperature; S2, stirring the intermediate product with 1,3-diamino-2-propanol and methyl acrylate at room temperature to obtain a mixture; S3, performing a stage heating reaction of the mixture under a reduced pressure condition to obtain the fluorinated dendrimer. The fluorinated dendrimer can solve the problems of high demulsification temperature, large dosage, and low demulsification efficiency of existing demulsifiers.
    Type: Application
    Filed: May 9, 2023
    Publication date: November 16, 2023
    Inventors: ZHENGWEI LIU, YUANYUAN CUI, BAOYING LIU
  • Patent number: 11802246
    Abstract: A combination of at least one basic compound, such as potassium hydroxide, together with at least one aldehyde donor can synergistically scavenge mercaptans from organic fluids, such as hydrocarbons, where “synergistically effective” is defined as the amount of mercaptans scavenged is greater as compared with a combination where either the basic compound or the reaction product is absent, used in the same total amount.
    Type: Grant
    Filed: March 11, 2021
    Date of Patent: October 31, 2023
    Assignee: BAKER HUGHES OILFIELD OPERATIONS LLC
    Inventors: Peng Jin, Zhengwei Liu, Jerry J. Weers, Sunder Ramchandran, Jagrut Jani, Scott Lehrer, Johnathon Brooks
  • Publication number: 20230289351
    Abstract: A mirror list query method of a multi-architecture cloud platform mirror warehouse is provided. Two containers are added into a pod where a core component runs; a request shunting component and an expansion core component are respectively configured in the two containers, and a target port in service (svc) of the pod of the core component is specified as a port monitored by the request shunting component; the request shunting component receives requests from the port, transmits a mirror query request to the expansion core component, and transmits the requests except the mirror query request to the core component for processing; and the expansion core component reads mirror data in a database component, executes a query instruction in the query request, screens the mirror data, calls a registration component interface according to a screening result, and returns information of a mirror conforming to the screening result.
    Type: Application
    Filed: February 6, 2023
    Publication date: September 14, 2023
    Inventors: Yuchao XU, Zhengwei LIU
  • Publication number: 20230246919
    Abstract: The present disclosure discloses a method and system for locating a micro-service fusing anomaly, a device and a medium. The method includes: creating a micro-service application including a plurality of components, and determining whether a component configured with a fusing protection strategy is present in the micro-service application; in response to the presence of the component configured with the fusing protection strategy in the micro-service application, monitoring the component configured with the fusing protection strategy, and collecting data of all nodes under the component; in response to detecting the presence of a node which triggers fusing, in the component, screening out data within a preset time period; and matching a preset anomaly keyword according to the data within the preset time period, and associating the anomaly keyword with the node, so as to locate an anomaly.
    Type: Application
    Filed: June 29, 2021
    Publication date: August 3, 2023
    Inventors: Yujie LAN, Zhengwei LIU
  • Publication number: 20230208881
    Abstract: An application isolation method, system and device, and a computer-readable storage medium. The method includes: determining a target application to be isolated in Kubernetes; acquiring isolation polices of components in the target application, creating an initial network security policy corresponding to the target application; on the basis of the isolation policies, modifying a pushing rule, a popping nule and a matching label of the initial network security policy, so as to obtain a target network security policy; converting the target network security policy into an Iptables rule that matches the Kubernetes; and isolating the target application on the basis of the Iptables rule.
    Type: Application
    Filed: January 23, 2021
    Publication date: June 29, 2023
    Inventors: Qiang ZHANG, Zhengwei LIU
  • Patent number: 11483852
    Abstract: Techniques are described for wireless communication. A first method may include classifying feedback received for a first downlink transmission over a shared radio frequency spectrum band; identifying an interference parameter for a subsequent downlink transmission; and scheduling the subsequent downlink transmission based at least in part on feedback classified in a feedback category associated with the identified interference parameter for the subsequent downlink transmission. The feedback may be classified in one of a plurality of feedback categories, and the classifying may be based at least in part on an interference parameter for the first downlink transmission. A second method may include identifying an interference parameter for a first downlink transmission received over a shared radio frequency spectrum band; generating feedback for the first downlink transmission; and sending, to a base station, the feedback along with an indication of the interference parameter.
    Type: Grant
    Filed: April 14, 2020
    Date of Patent: October 25, 2022
    Assignee: QUALCOMM Incorporated
    Inventors: Xiaoxia Zhang, Tao Luo, Arumugam Chendamarai Kannan, Zhengwei Liu
  • Publication number: 20220290055
    Abstract: A combination of at least one basic compound, such as potassium hydroxide, together with at least one aldehyde donor can synergistically scavenge mercaptans from organic fluids, such as hydrocarbons, where “synergistically effective” is defined as the amount of mercaptans scavenged is greater as compared with a combination where either the basic compound or the reaction product is absent, used in the same total amount.
    Type: Application
    Filed: March 11, 2021
    Publication date: September 15, 2022
    Applicant: Baker Hughes Oilfield Operations LLC
    Inventors: Peng Jin, Zhengwei Liu, Jerry J. Weers, Sunder Ramchandran, Jagrut Jani, Scott Lehrer, Johnathon Brooks
  • Patent number: 11434434
    Abstract: Metals, such as mercury, may be removed from aqueous, hydrocarbon, or mixed oilfield or refinery fluids by: applying a sulfur compound having the general formula HS—X, where X is a heteroatom substituted alkyl, cycloalkyl, aryl, and/or alkylaryl group either alone or in combination with or as a blend with at least one demulsifier, a buffering agent, a pour point depressant, and/or a water clarifier to chelate the at least one metal and form a chelate complex of the sulfur compound with the at least one metal and then separating the chelate complex from the fluid.
    Type: Grant
    Filed: September 27, 2021
    Date of Patent: September 6, 2022
    Assignee: Baker Hughes Holdings LLC
    Inventors: Jagrut Jani, Tran M. Nguyen, Jerry J. Weers, Zhengwei Liu
  • Publication number: 20220183241
    Abstract: The present invention relates to a garden blower. The garden blower includes: an extension rod; an air duct portion, disposed on one end of the extension rod; a motor; a fan; and an operating handle, spaced apart from the air duct portion in a longitudinal direction, where a ratio of a length of the air duct portion in the longitudinal direction to a length of the entire garden blower in the longitudinal direction is less than or equal to 60%, and a weight of the garden blower does not exceed 2 kg.
    Type: Application
    Filed: March 27, 2020
    Publication date: June 16, 2022
    Inventors: Zhengwei LIU, Shiping JIAO, Haibo XIAO, Xuefeng YU, Qinghui YANG
  • Patent number: 11346352
    Abstract: The embodiments relates to garden blower, including: an enclosure, including a main body part located on back end and a blowing pipe located on front end and extending axially, the enclosure disposed with an air inlet and an air outlet communicated with external environment; a power device, connected to the enclosure; a fan component, driven by the power device and generating airflows; the fan component includes at least two-level fans, further includes a first-level fan and a second-level fan axially disposed front and back, the garden blower includes a first air inlet passage allowing entrance of the airflows generated by the first-level fan and a second air inlet passage allowing entrance of the airflows generated by the second-level fan, and the airflows entering the first air inlet passage and the airflows entering the second air inlet passage are converged into the blowing pipe and are blown to the outside.
    Type: Grant
    Filed: February 7, 2019
    Date of Patent: May 31, 2022
    Assignee: POSITEC POWER TOOLS (SUZHOU) CO., LTD.
    Inventors: Zhengwei Liu, Shiping Jiao, Jiabo Liu, Xuefeng Yu, Ka Tat Kelvin Wong, Xiahong Zha, Fengli Zhao
  • Patent number: 11326109
    Abstract: Metals, such as mercury, may be removed from glycol fluids by applying a sulfur compound having the general formula HS—X, wherein X is a heteroatom-substituted alkyl, cycloalkyl, aryl, and/or alkylaryl group either alone or in combination with or as a blend with at least one antifoam additive, at least one demulsifier and/or a buffering agent, to chelate the at least one metal and form a chelate complex of the sulfur compound with the at least one metal and then separating the chelate complex from the fluid.
    Type: Grant
    Filed: April 29, 2021
    Date of Patent: May 10, 2022
    Assignee: Baker Hughes Holdings LLC
    Inventors: Jagrut Jani, Tran M. Nguyen, Jerry J. Weers, Zhengwei Liu
  • Publication number: 20220010222
    Abstract: Metals, such as mercury, may be removed from aqueous, hydrocarbon, or mixed oilfield or refinery fluids by: applying a sulfur compound having the general formula HS—X, where X is a heteroatom substituted alkyl, cycloalkyl, aryl, and/or alkylaryl group either alone or in combination with or as a blend with at least one demulsifier, a buffering agent, a pour point depressant, and/or a water clarifier to chelate the at least one metal and form a chelate complex of the sulfur compound with the at least one metal and then separating the chelate complex from the fluid.
    Type: Application
    Filed: September 27, 2021
    Publication date: January 13, 2022
    Applicant: Baker Hughes, a GE company, LLC
    Inventors: Jagrut Jani, Tran M. Nguyen, Jerry J. Weers, Zhengwei Liu
  • Patent number: 11142831
    Abstract: A method of preventing or mitigating corrosion on a metallic surface exposed to a supercritical fluid is disclosed. The method includes adding a corrosion inhibitor composition to a supercritical fluid comprising a supercritical carbon dioxide; and contacting the supercritical fluid with a metallic surface, wherein the corrosion inhibitor composition comprises a corrosion inhibitor that has a solubility of greater than 5,000 ppm in the supercritical fluid at 48.9° C. and 2,200 psi.
    Type: Grant
    Filed: March 6, 2020
    Date of Patent: October 12, 2021
    Assignee: BAKER HUGHES OILFIELD OPERATIONS LLC
    Inventors: Tracey Jackson, Sunder Ramachandran, Zhengwei Liu, Jonathan Stewart-Ayala
  • Patent number: 11130918
    Abstract: Metals, such as mercury, may be removed from aqueous, hydrocarbon, or mixed oilfield or refinery fluids by: applying a sulfur compound having the general formula HS-X, wherein X is a heteroatom substituted alkyl, cycloalkyl, aryl, and/or alkylaryl group either alone or in combination with or as a blend with at least one demulsifier, a buffering agent, a pour point depressant, and/or a water clarifier to chelate the at least one metal and form a chelate complex of the sulfur compound with the at least one metal and then separating the chelate complex from the fluid.
    Type: Grant
    Filed: September 17, 2019
    Date of Patent: September 28, 2021
    Assignee: Baker Hughes Holdings LLC
    Inventors: Jagrut Jani, Tran M. Nguyen, Jerry J. Weers, Zhengwei Liu
  • Publication number: 20210246376
    Abstract: Metals, such as mercury, may be removed from glycol fluids by applying a sulfur compound having the general formula HS—X, wherein X is a heteroatom-substituted alkyl, cycloalkyl, aryl, and/or alkylaryl group either alone or in combination with or as a blend with at least one antifoam additive, at least one demulsifier and/or a buffering agent, to chelate the at least one metal and form a chelate complex of the sulfur compound with the at least one metal and then separating the chelate complex from the fluid.
    Type: Application
    Filed: April 29, 2021
    Publication date: August 12, 2021
    Applicant: Baker Hughes, a GE company, LLC
    Inventors: Jagrut Jani, Tran M. Nguyen, Jerry J. Weers, Zhengwei Liu
  • Patent number: D935524
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: November 9, 2021
    Inventor: Zhengwei Liu