Patents by Inventor Zhengbao Sun

Zhengbao Sun 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).

  • Printed circuit board and manufacturing method thereof, and electronic device
    Patent number: 11882665
    Abstract: This application relates to the field of electronic technologies, and provides a printed circuit board and a manufacturing method thereof, and an electronic device. The printed circuit board has target holes that penetrate through the printed circuit board, and an area that is not provided with the target holes has blocking structures (B) for blocking liquid flow, where the area is on at least one side that is of the printed circuit board and that is connected to the target holes.
    Type: Grant
    Filed: June 25, 2021
    Date of Patent: January 23, 2024
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Zhengbao Sun, Xu Zhang, Bin Wang, Hai Hao, Lijun Peng
  • Printed Circuit Board and Manufacturing Method Thereof, and Electronic Device
    Publication number: 20210329791
    Abstract: This application relates to the field of electronic technologies, and provides a printed circuit board and a manufacturing method thereof, and an electronic device. The printed circuit board has target holes that penetrate through the printed circuit board, and an area that is not provided with the target holes has blocking structures (B) for blocking liquid flow, where the area is on at least one side that is of the printed circuit board and that is connected to the target holes.
    Type: Application
    Filed: June 25, 2021
    Publication date: October 21, 2021
    Inventors: Zhengbao Sun, Xu Zhang, Bin Wang, Hai Hao, Lijun Peng