Patents by Inventor Chengqiao Liu

Chengqiao Liu 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).

  • Smart table lamp
    Patent number: D932088
    Type: Grant
    Filed: May 14, 2019
    Date of Patent: September 28, 2021
    Assignee: Shenzhen Li Zhong Xiang Technology Co., Ltd.
    Inventors: Shangchao Zhang, Hui Dai, Chengqiao Liu, Yi Ma