Patents by Inventor Zhixin QIU

Zhixin QIU 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).

  • Ablation System
    Publication number: 20240122646
    Abstract: An ablation system (3300) includes a support (3310), a delivery device (3320) configured to deliver the support (3310) to a target tissue, and an ablation element (3330) including a first conductive portion (3331) and a second conductive portion (3332). The first conductive portion (3331) is provided on the support (3310). The second conductive portion (3332) is provided on the support (3310) or the delivery device (3320) or independently from the support (3310) and the delivery device (3320). Both the first conductive portion (3331) and the second conductive portion (3332) are electrically connected to an external pulse ablation source, and the first conductive portion (3331) and the second conductive portion (3332) are configured to transmit pulse ablation energy with different polarities to the target tissue.
    Type: Application
    Filed: August 9, 2023
    Publication date: April 18, 2024
    Applicant: HANGZHOU DINOVA EP TECHNOLOGY CO., LTD.
    Inventors: Kun Wang, Jianmin Li, Zhixin Chen, Yan You, Jiaming Qiu
  • [1,2,4] triazolo [1,5-a] pyridine derivative and crystalline form thereof
    Patent number: 10815231
    Abstract: The present invention discloses [1,2,4]triazolo[1,5-a]pyridine derivatives, as well as the crystalline form thereof. Compounds provided in the present invention have significant inhibitory effects on tumor cells, can be used for the prevention and/or treatment of tumor-related diseases, especially lung cancer, and have wide application prospects.
    Type: Grant
    Filed: August 16, 2016
    Date of Patent: October 27, 2020
    Assignee: WEST CHINA HOSPITAL, SICHUAN UNIVERSITY
    Inventors: Weimin Li, Yang He, Li Zhang, Bojiang Chen, Zhixin Qiu
  • Pyrazolo [3,4-d] pyrimidine derivative
    Patent number: 10611771
    Abstract: The present invention discloses pyrazolo[3,4-d]pyrimidine derivatives of formula (I). Compounds provided in the present invention have significant inhibitory effects on tumor cells, can be used for the prevention and/or treatment of tumor-related diseases, especially lung cancer, and have wide application prospects.
    Type: Grant
    Filed: August 16, 2016
    Date of Patent: April 7, 2020
    Assignee: WEST CHINA HOSPITAL, SICHUAN UNIVERSITY
    Inventors: Yang He, Weimin Li, Li Zhang, Bojiang Chen, Zhixin Qiu
  • [1,2,4] TRIAZOLO [1,5-a] PYRIDINE DERIVATIVE AND CRYSTALLINE FORM THEREOF
    Publication number: 20190337937
    Abstract: The present invention discloses [1,2,4]triazolo[1,5-a]pyridine derivatives, as well as the crystalline form thereof. Compounds provided in the present invention have significant inhibitory effects on tumor cells, can be used for the prevention and/or treatment of tumor-related diseases, especially lung cancer, and have wide application prospects.
    Type: Application
    Filed: August 16, 2016
    Publication date: November 7, 2019
    Inventors: Weimin LI, Yang HE, Li ZHANG, Bojiang CHEN, Zhixin QIU
  • PYRAZOLO [3,4-d] PYRIMIDINE DERIVATIVE
    Publication number: 20190263822
    Abstract: The present invention discloses pyrazolo[3,4-d]pyrimidine derivatives of formula (I). Compounds provided in the present invention have significant inhibitory effects on tumor cells, can be used for the prevention and/or treatment of tumor-related diseases, especially lung cancer, and have wide application prospects.
    Type: Application
    Filed: August 16, 2016
    Publication date: August 29, 2019
    Inventors: Yang HE, Weimin LI, Li ZHANG, Bojiang CHEN, Zhixin QIU