Patents by Inventor Fanyiguo Cai

Fanyiguo Cai 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).

  • Patent number: D947830
    Type: Grant
    Filed: March 1, 2021
    Date of Patent: April 5, 2022
    Assignee: Guangzhou Roiskin Technology Company
    Inventors: Sam Lin, Fanyiguo Cai