Patents by Inventor Yiqiang He

Yiqiang He 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).

  • White noise machine
    Patent number: D937436
    Type: Grant
    Filed: March 23, 2021
    Date of Patent: November 30, 2021
    Assignee: SHENZHEN MEIDA HONGDA TECHNOLOGY CO., LTD.
    Inventor: Yiqiang He
  • Electric breast pump
    Patent number: D939688
    Type: Grant
    Filed: January 28, 2021
    Date of Patent: December 28, 2021
    Assignee: SHENZHEN MEIDA HONGDA TECHNOLOGY CO., LTD.
    Inventor: Yiqiang He