Patents by Inventor Chengmei ZHANG

Chengmei 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: 20240413379
    Abstract: Provided are a cell module stacking device and a cell module stacking method. The stacking device for the cell module includes a rack, a support mechanism, a pressing mechanism, and a tray. The support mechanism is configured to support a plurality of cells. The pressing mechanism is connected to the rack. A part of the pressing mechanism is movable in an axial direction of the support mechanism. The pressing mechanism is configured to press the plurality of cells into a cell module. The tray is disposed on the rack in such a manner that the tray is movable relative to the rack and is configured to support the cell module.
    Type: Application
    Filed: August 20, 2024
    Publication date: December 12, 2024
    Inventors: Chengmei Zhang, Kun Qiu, Ying Wu
  • Publication number: 20240363891
    Abstract: A battery module stacking device, in which a battery module including a plurality of battery cell modules arranged side by side in a first direction, includes: a holder, a stacking platform movably arranged at the holder in the first direction; and a clamping device arranged at the holder and configured to clamp the battery cell modules to be stacked and to place the battery cell modules on the stacking platform from above the stacking platform.
    Type: Application
    Filed: July 9, 2024
    Publication date: October 31, 2024
    Inventors: Chenghua YANG, Chengmei ZHANG, Dawei NI
  • Patent number: 10059674
    Abstract: The invention discloses an indenopyrazole small-molecule tubulin inhibitor, which is characterized by having a structure represented by general formula I: wherein R represents NH2 or NHOH; the invention also discloses a preparation method of the indenopyrazole compound, or pharmaceutical salts thereof. The compound of the present invention is an indenopyrazole small-molecule tubulin inhibitor having a novel structure, and has very strong proliferation inhibition activity to human hepatocellular carcinoma (HepG2) cells, human prostate carcinoma (PC3) cells, human cervical carcinoma (HeLa) cells, human breast adenocarcinoma (MCF-7) cells, and human leukemia (K562) cells; the compound is similar to colchicine in mechanism of action, and thus capable of inhibiting tubulin polymerization; the compound is significant for enhancing the specificity and effectiveness of drugs, reducing toxic and side effects, preventing drug tolerance, and so on.
    Type: Grant
    Filed: May 12, 2016
    Date of Patent: August 28, 2018
    Assignee: ACT PHARMA CO., LTD.
    Inventors: Zhaopeng Liu, Yanna Liu, Yanqiu Shi, Chengmei Zhang
  • Publication number: 20170327468
    Abstract: The invention discloses an indenopyrazole small-molecule tubulin inhibitor, which is characterized by having a structure represented by general formula I: wherein R represents NH2 or NHOH; the invention also discloses a preparation method of the indenopyrazole compound, or pharmaceutical salts thereof. The compound of the present invention is an indenopyrazole small-molecule tubulin inhibitor having a novel structure, and has very strong proliferation inhibition activity to human hepatocellular carcinoma (HepG2) cells, human prostate carcinoma (PC3) cells, human cervical carcinoma (HeLa) cells, human breast adenocarcinoma (MCF-7) cells, and human leukemia (K562) cells; the compound is similar to colchicine in mechanism of action, and thus capable of inhibiting tubulin polymerization; the compound is significant for enhancing the specificity and effectiveness of drugs, reducing toxic and side effects, preventing drug tolerance, and so on.
    Type: Application
    Filed: May 12, 2016
    Publication date: November 16, 2017
    Applicant: JOYOCHEM CO., LTD
    Inventors: Zhaopeng LIU, Yanna LIU, Yanqiu SHI, Chengmei ZHANG