Patents by Inventor Shaorong Gu

Shaorong Gu 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).

  • Ear plug
    Patent number: D887543
    Type: Grant
    Filed: September 29, 2018
    Date of Patent: June 16, 2020
    Assignee: JIANGYIN SIAN PLASTIC PROTECH CO., LTD
    Inventor: Shaorong Gu
  • Ear plug
    Patent number: D892302
    Type: Grant
    Filed: September 29, 2018
    Date of Patent: August 4, 2020
    Assignee: JIANGYIN SIAN PLASTIC PROTECH CO., LTD
    Inventor: Shaorong Gu