Patents by Inventor Chunchen Lou

Chunchen Lou 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).

  • Pen
    Patent number: D939629
    Type: Grant
    Filed: March 6, 2021
    Date of Patent: December 28, 2021
    Inventors: Yehui Pan, Chunchen Lou
  • Marker
    Patent number: D985670
    Type: Grant
    Filed: May 10, 2021
    Date of Patent: May 9, 2023
    Inventors: Yehui Pan, Chunchen Lou