Patents by Inventor Liangfeng Lei

Liangfeng Lei 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).

  • Video camera
    Patent number: D976300
    Type: Grant
    Filed: September 24, 2021
    Date of Patent: January 24, 2023
    Assignee: Hangzhou Jufeng Technology Co., Ltd.
    Inventor: Liangfeng Lei
  • Camcorder
    Patent number: D1007563
    Type: Grant
    Filed: May 27, 2022
    Date of Patent: December 12, 2023
    Assignee: Hangzhou Jiefeng Technology Co., Ltd
    Inventor: Liangfeng Lei
  • Camcorder
    Patent number: D1008335
    Type: Grant
    Filed: May 27, 2022
    Date of Patent: December 19, 2023
    Assignee: Hangzhou Jiefeng Technology Co., Ltd
    Inventor: Liangfeng Lei