Patents by Inventor Liping DUAN

Liping DUAN 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).

  • Patent number: 12005652
    Abstract: A device for manufacturing a storage container by integrally winding multiple bundles of fibers in a double-layer spiral circumferential direction. The device includes a rotary drive unit and two radial slide drive units provided at two sides of the rotary drive unit, each of the two radial slide drive units is provided with several spiral winding guide wire tubes in a circumferential array and drives the spiral winding guide wire tubes to perform a radial telescopic movement, the rotary drive unit drives the spiral winding guide wire tubes on the two radial slide drive units to perform a rotation movement, the rotary drive unit is connected to the two radial slide drive units by means of brackets, and a rack plate is connected to one side of each of the two radial slide drive units away from the rotary drive unit.
    Type: Grant
    Filed: November 14, 2023
    Date of Patent: June 11, 2024
    Assignee: TAIYUAN UNIVERSITY OF TECHNOLOGY
    Inventors: Jianguo Liang, Qingxue Huang, Yujie Duan, Yinhui Li, Chunjiang Zhao, Jun Feng, Liping Bian, Haixia Zhang, Yanchun Zhu, Yuqin Xue
  • Patent number: 11977301
    Abstract: A liquid crystal display panel is provided. The liquid crystal display panel includes: a first substrate and a second substrate arranged opposite to each other, and a liquid crystal layer and a plurality of strip-shaped spacers disposed between the first substrate and the second substrate. In the liquid crystal display panel, there is an overlapping area between an orthographic projection of a first signal line on a target base and an orthographic projection of a second signal line on the target base, and an orthographic projection of the strip-shaped spacer on the target base is not overlapped with the overlapping area.
    Type: Grant
    Filed: March 31, 2023
    Date of Patent: May 7, 2024
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Jinshuai Duan, Xiaojuan Wu, Hongliang Yuan, Wei Zhao, Yao Bi, Jiaxing Wang, Hao Yan, Li Tian, Liping Lei
  • Publication number: 20240092038
    Abstract: A device for manufacturing a storage container by integrally winding multiple bundles of fibers in a double-layer spiral circumferential direction. The device includes a rotary drive unit and two radial slide drive units provided at two sides of the rotary drive unit, each of the two radial slide drive units is provided with several spiral winding guide wire tubes in a circumferential array and drives the spiral winding guide wire tubes to perform a radial telescopic movement, the rotary drive unit drives the spiral winding guide wire tubes on the two radial slide drive units to perform a rotation movement, the rotary drive unit is connected to the two radial slide drive units by means of brackets, and a rack plate is connected to one side of each of the two radial slide drive units away from the rotary drive unit.
    Type: Application
    Filed: November 14, 2023
    Publication date: March 21, 2024
    Inventors: Jianguo LIANG, Qingxue HUANG, Yujie DUAN, Yinhui LI, Chunjiang ZHAO, Jun FENG, Liping BIAN, Haixia ZHANG, Yanchun ZHU, Yuqin XUE
  • Publication number: 20210022340
    Abstract: The present invention relates to use of a pyridine urea compound having snail-killing activities, and relates to a method for preparing the pyridine urea compound. In particular, the present invention discloses a compound having the structure as shown in formula (I), an optical isomer thereof, a racemate thereof, a solvate thereof, or a pharmaceutically acceptable salt thereof, the compound having a significant killing effect on various snails as parasitic disease vectors and low toxicity to non-target organism fish.
    Type: Application
    Filed: August 30, 2018
    Publication date: January 28, 2021
    Inventors: Liping DUAN, Shizhu LI, Weisi WANG, Haobing ZHANG, Chunli CAO, Junmin YAO, Zhiqiang QIN, Yi TAO