Patents by Inventor Qinglan Hu

Qinglan Hu 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).

  • Multi-functional tool
    Patent number: D945851
    Type: Grant
    Filed: April 23, 2021
    Date of Patent: March 15, 2022
    Inventor: Qinglan Hu
  • Multi-functional tool
    Patent number: D945852
    Type: Grant
    Filed: April 26, 2021
    Date of Patent: March 15, 2022
    Inventor: Qinglan Hu
  • Socket tool
    Patent number: D964831
    Type: Grant
    Filed: May 14, 2021
    Date of Patent: September 27, 2022
    Inventor: Qinglan Hu
  • Timer
    Patent number: D981877
    Type: Grant
    Filed: October 20, 2022
    Date of Patent: March 28, 2023
    Inventor: Qinglan Hu