Patents by Inventor Kaifang DING

Kaifang DING 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).

  • Trace chain information query method and device
    Patent number: 11809300
    Abstract: This application provides a trace chain information query method, including: receiving, by a trace chain server, first trace chain information sent by a first service node and second trace chain information sent by a second service node, where the first service node is a service node in a first trace chain, the second service node is a service node in a second trace chain, both the first trace chain and the second trace chain are generated as triggered by a same user operation, the first trace chain information includes a group identifier, the second trace chain information includes the group identifier, and the group identifier is used to indicate the user operation; and finding, by the trace chain server, the first trace chain information and the second trace chain information based on the group identifier.
    Type: Grant
    Filed: August 26, 2021
    Date of Patent: November 7, 2023
    Assignee: HUAWEI CLOUD COMPUTING TECHNOLOGIES CO., LTD.
    Inventors: Xiaofeng Yang, Dongmei Xie, Zhong Sheng, Taotao Liu, Kaifang Ding, Cheng Li, Feng Ye
  • TRACE CHAIN INFORMATION QUERY METHOD AND DEVICE
    Publication number: 20210390031
    Abstract: This application provides a trace chain information query method, including: receiving, by a trace chain server, first trace chain information sent by a first service node and second trace chain information sent by a second service node, where the first service node is a service node in a first trace chain, the second service node is a service node in a second trace chain, both the first trace chain and the second trace chain are generated as triggered by a same user operation, the first trace chain information includes a group identifier, the second trace chain information includes the group identifier, and the group identifier is used to indicate the user operation; and finding, by the trace chain server, the first trace chain information and the second trace chain information based on the group identifier.
    Type: Application
    Filed: August 26, 2021
    Publication date: December 16, 2021
    Inventors: Xiaofeng YANG, Dongmei XIE, Zhong SHENG, Taotao LIU, Kaifang DING, Cheng LI, Feng YE