Patents by Inventor Qingfeng Zhang

Qingfeng 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: 20240368088
    Abstract: An EP4 antagonist represented by formula I, which specifically comprises a crystal form thereof, a pharmaceutically acceptable salt or crystal form thereof, a preparation method therefor, a composition containing same, and a medical use of a related compound.
    Type: Application
    Filed: September 2, 2022
    Publication date: November 7, 2024
    Applicant: Wuhan Humanwell Innovative Drug Research and Development Center Limited Company
    Inventors: Xuejun ZHANG, Yang YUE, Yang ZANG, Sijun LEI, Qingfeng XIA, Yuan LI, Zhe LIU, Jun YANG, Li'e LI
  • Publication number: 20240289929
    Abstract: Methods and apparatus to perform mask-based depth enhancement for multi-view systems are disclosed herein. An example apparatus to adjust an input depth image of an image frame including the input depth image and an input color image includes at least one memory, instructions in the apparatus, and processor circuitry to execute the instructions to identify a color patch and a depth patch for an image pixel in a border area of the image frame, output an adjusted depth map based on at least one of (i) a mismatch between values of the color patch and a center pixel color of the color patch or (ii) a mismatch between values of the depth patch and a center pixel depth of the depth patch, output an adjusted mask map associated with the input depth image based on a position of at least one camera used to capture the image, and perform iterative depth data gap filling based on the adjusted depth map and the adjusted mask map to obtain an adjusted depth image corresponding to the input depth image.
    Type: Application
    Filed: October 28, 2021
    Publication date: August 29, 2024
    Inventors: Yanying Sun, Jianhui Dai, Kin-Hang Cheung, Qingfeng Li, Hua Zhang, Yesheng Xu
  • Publication number: 20240270568
    Abstract: Disclosed are an electrostatically driven comb structure of an MEMS (Micro Electro Mechanical System), a micro-mirror using the same, and a preparation method therefor.
    Type: Application
    Filed: July 15, 2022
    Publication date: August 15, 2024
    Inventors: Tao YANG, HuanHuan LI, Lei PENG, JunWei JIANG, NiNi ZHANG, QingFeng LIU, Li MA, Fang WANG
  • Patent number: 12054387
    Abstract: Disclosed are an electrostatically driven comb structure of an MEMS (Micro Electro Mechanical System), a micro-mirror using the same, and a preparation method therefor.
    Type: Grant
    Filed: July 15, 2022
    Date of Patent: August 6, 2024
    Inventors: Tao Yang, HuanHuan Li, Lei Peng, JunWei Jiang, NiNi Zhang, QingFeng Liu, Li Ma, Fang Wang
  • Publication number: 20240256495
    Abstract: The disclosure provides a method, apparatus, electronic device and storage medium for data processing. The method includes: obtaining a storage request for target data; obtaining first dimension information and second dimension information of the target data based on the storage request, the first dimension information representing information of a user to which the target data belongs, and the second dimension information representing information of a business to which the target data belongs; and storing the target data into the first storage region.
    Type: Application
    Filed: April 10, 2024
    Publication date: August 1, 2024
    Inventors: Wei ZHANG, Qingfeng LIU
  • Patent number: 11788167
    Abstract: The device and method for manufacturing metal clad strip continuously provided by the present invention, combines casting, rolling and heat treatment used for the single material manufacture with the continuous and large-scale manufacture method for the clad strip, greatly improves the productivity of clad strip. The present invention can be used for manufacturing single-sided or double-sided clad strips with different thickness specifications, wherein the base layer material or the clad layer material can be selected in a wide range, including carbon steel, stainless steel, special alloy steel, titanium, copper and the like. In the present application, continuous casting and rolling clad strip is implemented, which decrease the energy consumption and costs.
    Type: Grant
    Filed: January 14, 2019
    Date of Patent: October 17, 2023
    Assignee: Baoshan Iron & Steel Co., Ltd.
    Inventors: Qingfeng Zhang, Sihai Jiao
  • Patent number: 11724296
    Abstract: A side spray method for cooling a steel strip after hot rolling includes providing side spray devices behind multiple cooling sections on two sides in a width direction of a run out roller table of the steel strip after hot rolling. The side spray devices are staggered along the two sides of the run out roller table of the steel strip, the side spray devices include at least two spray units, each spray unit includes a spray tube and nozzles on the spray tube, the spray tubes being in parallel and vertically arranged along a running direction of the steel strip, and being movable along the running direction of the steel strip, covering ranges of the nozzles on the side spray devices are partially overlapped with each other, and a total spray coverage covering of nozzles covers a width of the run out roller table of the steel strip.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: August 15, 2023
    Assignee: BAOSHAN IRON & STEEL CO., LTD.
    Inventors: Jianfeng Wu, Xiaobo Wang, Zhaohui Hu, Yong Zhang, Wendong Liu, Qingfeng Zhang, Ye Liu, Guohua Xu
  • Patent number: 11697150
    Abstract: A production apparatus for short-process metal composite plate manufacturing, the apparatus including a metal supply device including an uncoiler (1), pinch roll (2), shot blasting machine (3), welding device (4), welding pinch roll (5), induction heating apparatus (6), metal delivery machine (7), two crystallization cooling rolls (8), secondary cooling leveling roll (9), rolling mill pinch roll (10), rolling mill (11), on-line cooling apparatus (12), straightener (13), and at least one of a dividing shear (14) and a recoiling machine (15). Also disclosed is a production method for short-process metal composite plate manufacturing. The apparatus and method combine continuous casting, rolling, and heat-treating means for single material production with continuous and large-scale production of composite plate strips, and production efficiency of composite plates is sharply improved.
    Type: Grant
    Filed: June 24, 2019
    Date of Patent: July 11, 2023
    Assignee: Baoshan Iron & Steel Co., Ltd.
    Inventors: Qingfeng Zhang, Sihai Jiao
  • Publication number: 20230159869
    Abstract: A device and method for achieving RNAi of insects by atomization are provided. The device includes an insect placing box installed on a chemical solution atomizer; a power plug is provided at one side of the chemical solution atomizer, an atomization release mechanism is provided in the chemical solution atomizer and is in communication with the insect placing box. The atomization release mechanism includes an atomized gas release port formed on the insect placing box, an ultrasonic atomizer arranged below the atomized gas release port, a suction tube, a chemical solution storage chamber connected to an end of the suction tube, and a piston installed on the chemical solution storage chamber. One sidewall surface of the chemical solution atomizer is an operation panel suitable for controlling atomization. An atomization regulating switch is installed on the operation panel.
    Type: Application
    Filed: July 22, 2022
    Publication date: May 25, 2023
    Inventors: Chunhong YANG, Qingfeng ZHANG, Tongxian LIU
  • Patent number: 11639538
    Abstract: The device and method for manufacturing metal clad plates in way of continuous casting and rolling provided by the present invention, combines the continuous casting, rolling and heat treatment methods used for single material production with the continuous and large-scale production method of composite strip, greatly improves the production efficiency of composite plates. The present invention can be used for producing single-sided or double-sided composite plates with different thickness specifications, wherein the base material or the composited material can be selected in a wide range, including carbon steel, stainless steel, special alloy steel, titanium, copper and the like. The invention realizes the production of composite plates by continuous casting and rolling, and reduces energy consumption and costs.
    Type: Grant
    Filed: January 14, 2019
    Date of Patent: May 2, 2023
    Assignee: BAOSHAN IRON & STEEL CO., LTD.
    Inventors: Qingfeng Zhang, Sihai Jiao
  • Publication number: 20220118867
    Abstract: A charging pile is provided, including: a charging unit and at least one air-cooled radiator arranged in a box; the box includes a first box and a second box, a protection level of the first box is higher than a protection level of the second box; the charging unit is arranged in the first box; an independent heat dissipation air duct is provided in the second box so that the charging unit dissipates heat through the heat dissipation air duct; and the charging unit is configured to charge an electrical equipment, thereby avoiding need to design a heat dissipation module for each power conversion module in the charging pile and then perform a secondary design of the heat dissipation air duct on the entire charging pile in the conventional technology, which reduces cost of the charging pile and improves a level of protection of the charging pile.
    Type: Application
    Filed: October 20, 2021
    Publication date: April 21, 2022
    Applicant: Sungrow Power Supply Co., Ltd.
    Inventors: Qingfeng Zhang, Linchong Xu, Yuefeng Yang
  • Publication number: 20210276078
    Abstract: A production apparatus for short-process metal composite plate manufacturing, comprising a metal supply device including an uncoiler (1), pinch roll (2), shot blasting machine (3), welding device (4), welding pinch roll (5), induction heating apparatus (6), metal delivery machine (7), two crystallization cooling rolls (8), secondary cooling leveling roll (9), rolling mill pinch roll (10), rolling mill (11), on-line cooling apparatus (12), straightener (13), and at least one of a dividing shear (14) and a recoiling machine (15). Also disclosed is a production method for short-process metal composite plate manufacturing. The apparatus and method combine continuous casting, rolling, and heat-treating means for single material production with continuous and large-scale production of composite plate strips, and production efficiency of composite plates is sharply improved.
    Type: Application
    Filed: June 24, 2018
    Publication date: September 9, 2021
    Applicant: BAOSHAN IRON & STEEL CO., LTD.
    Inventors: Qingfeng Zhang, Sihai Jiao
  • Publication number: 20210262057
    Abstract: The device and method for manufacturing metal clad plates in way of continuous casting and rolling provided by the present invention, combines the continuous casting, rolling and heat treatment methods used for single material production with the continuous and large-scale production method of composite strip, greatly improves the production efficiency of composite plates. The present invention can be used for producing single-sided or double-sided composite plates with different thickness specifications, wherein the base material or the composited material can be selected in a wide range, including carbon steel, stainless steel, special alloy steel, titanium, copper and the like. The invention realizes the production of composite plates by continuous casting and rolling, and reduces energy consumption and costs.
    Type: Application
    Filed: January 14, 2019
    Publication date: August 26, 2021
    Applicant: BAOSHAN IRON & STEEL CO., LTD.
    Inventors: Qingfeng Zhang, Sihai Jiao
  • Publication number: 20210262056
    Abstract: The device and method for manufacturing metal clad strip continuously provided by the present invention, combines casting, rolling and heat treatment used for the single material manufacture with the continuous and large-scale manufacture method for the clad strip, greatly improves the productivity of clad strip. The present invention can be used for manufacturing single-sided or double-sided clad strips with different thickness specifications, wherein the base layer material or the clad layer material can be selected in a wide range, including carbon steel, stainless steel, special alloy steel, titanium, copper and the like. In the present application, continuous casting and rolling clad strip is implemented, which decrease the energy consumption and costs.
    Type: Application
    Filed: January 14, 2019
    Publication date: August 26, 2021
    Applicant: BAOSHAN IRON & STEEL CO., LTD.
    Inventors: Qingfeng Zhang, Sihai Jiao
  • Publication number: 20210078061
    Abstract: Aside spray method for cooling the steel strip after hot rolling, comprising the following steps: a) providing side spray devices (30, 30?, 30?) behind each of cooling sections after hot rolling (20, 20?, 20?), the side spray devices being staggered along the two sides of an run out roller table (10), each side spray device comprising at least two spray units, each spray unit comprising spray tubes (2, 2?, 2?) and nozzles on the tubes, the spray tubes being in parallel and vertically arranged along running direction of the steel strip, the covering ranges of adjacent nozzles are partially overlapped, and a total spray coverage of nozzles covers the width of the entire run out roller table; side spray water collecting devices (40, 40?, 40?) are provided on the other side of the run out roller table that is opposite to side spray devices, so that side spray water being collected by the water collecting devices; b) controlling the side spray devices in a mode of open-in-pairs, i.e.
    Type: Application
    Filed: March 22, 2019
    Publication date: March 18, 2021
    Inventors: Jianfeng WU, Xiaobo WANG, Zhaohui HU, Yong ZHANG, Wendong LIU, Qingfeng ZHANG, Ye LIU, Guohua XU
  • Patent number: D864367
    Type: Grant
    Filed: May 16, 2019
    Date of Patent: October 22, 2019
    Assignee: Gree Electric Appliances, Inc. of Zhuhai
    Inventors: Xusheng Chen, Sha Li, Nanfei Chen, Jijian Zhang, Jianfeng Lin, Min Zhang, Qingfeng Zhang, Jiabao Feng, Wenbo Lu, Yao Li, Huijie Wang, Siling Xu, Guangyu Chen
  • Patent number: D870873
    Type: Grant
    Filed: May 25, 2018
    Date of Patent: December 24, 2019
    Assignee: Gree Electric Appliances, Inc. of Zhuhai
    Inventors: Xusheng Chen, Sha Li, Nanfei Chen, Jijian Zhang, Jianfeng Lin, Min Zhang, Qingfeng Zhang, Jiabao Feng, Wenbo Lu, Yao Li, Huijie Wang, Siling Xu, Guangyu Chen
  • Patent number: D888913
    Type: Grant
    Filed: November 8, 2018
    Date of Patent: June 30, 2020
    Inventors: Wenbing Ling, Chunqing Hu, Xue Zhang, Chunyue Xu, Jingjing Wang, Luan Qin, Huanlong Wu, Xuxiang He, Sha Li, Jijian Zhang, Nanfei Chen, Jinmei Feng, Qinhong Chen, Binglei Niu, Yang Guo, Weirui Liu, Linjun Yu, Zhaigu Fu, Zhaoyang Wu, Jiaying Tan, Junyi Zhou, Huihui Wang, Jianming Guan, Jianfeng Lin, Qingfeng Zhang, Xusheng Chen, Min Zhang, Ningning Han, Jiahua Liu, Kangquan Xu, Qingqing Cai
  • Patent number: D907184
    Type: Grant
    Filed: May 16, 2019
    Date of Patent: January 5, 2021
    Assignee: Gree Electric Appliances, Inc. of Zhuhai
    Inventors: Xusheng Chen, Sha Li, Nanfei Chen, Jijian Zhang, Jianfeng Lin, Min Zhang, Qingfeng Zhang, Jiabao Feng, Wenbo Lu, Yao Li, Huijie Wang, Siling Xu, Guangyu Chen
  • Patent number: D972094
    Type: Grant
    Filed: January 8, 2020
    Date of Patent: December 6, 2022
    Inventors: Jianfeng Lin, Sha Li, Nanfei Chen, Jijian Zhang, Qingfeng Zhang, Xusheng Chen, Min Zhang