Patents by Inventor Qiuqiu Dai

Qiuqiu Dai 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).

  • Sphygmomanometer
    Patent number: D942628
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: February 1, 2022
    Assignee: SHENZHEN MEIHE ELECTRONICS CO., LTD.
    Inventor: Qiuqiu Dai
  • Hair clipper
    Patent number: D983456
    Type: Grant
    Filed: November 22, 2022
    Date of Patent: April 11, 2023
    Assignee: CHERRY CREEK BEAUTY CORPORATION
    Inventor: Qiuqiu Dai