Patents by Inventor Jiazhen ZHU

Jiazhen ZHU 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).

  • RETAIL PRODUCT LISTING ESCALATION EVENT DETECTION
    Publication number: 20230245136
    Abstract: The systems and methods provided for automatic retail product listing escalation event detection. The method includes aggregating content items from online resources, determining a topic classification of a content item based on a first machine learning (ML) model, determining an escalation classification of the content item based on a second ML model, generating a keyword list including a plurality of keywords from the content item and scores associated with each of the plurality of keywords based on the topic classification and the escalation classification of the content item, selecting a list of top keywords based on performing a keyword frequency analysis on a plurality of keyword lists associated with the plurality of content items, and providing a detected escalation event.
    Type: Application
    Filed: January 31, 2022
    Publication date: August 3, 2023
    Inventors: Jiazhen Zhu, Chenlin Xu, Rishil J. Cheevelil
  • Andrographolide compound and method for treatment or prevention of fibrotic disease using the same
    Patent number: 11279695
    Abstract: A compound represented by formula I or II.
    Type: Grant
    Filed: September 2, 2020
    Date of Patent: March 22, 2022
    Assignee: ZHENGZHOU UNIVERSITY
    Inventors: Guifu Dai, Di Wu, Haiwei Xu, Jiazhen Zhu, Zibo Fu, Zhenzhen Guan, Xiaopei Zhang, Ning Shang, Shuqiu Zhang, Guangming Yan
  • ANDROGRAPHOLIDE COMPOUND AND METHOD FOR TREATMENT OR PREVENTION OF FIBROTIC DISEASE USING THE SAME
    Publication number: 20210047307
    Abstract: A compound represented by formula I or II.
    Type: Application
    Filed: September 2, 2020
    Publication date: February 18, 2021
    Inventors: Guifu DAI, Di WU, Haiwei XU, Jiazhen ZHU, Zibo FU, Zhenzhen GUAN, Xiaopei ZHANG, Ning SHANG, Shuqiu ZHANG, Guangming YAN