Patents by Inventor Meihua Lin

Meihua Lin 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).

  • Face mask
    Patent number: D1017818
    Type: Grant
    Filed: June 14, 2022
    Date of Patent: March 12, 2024
    Inventors: Baihui Ou, Meihua Lin
  • Face mask
    Patent number: D1021119
    Type: Grant
    Filed: August 31, 2022
    Date of Patent: April 2, 2024
    Inventors: Baihui Ou, Meihua Lin