Patents by Inventor Ying Ran

Ying Ran 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).

  • Doorbell
    Patent number: D924712
    Type: Grant
    Filed: January 10, 2020
    Date of Patent: July 13, 2021
    Assignee: SHENZHEN APEMAN INNOVATIONS TECHNOLOGY CO., LTD
    Inventors: Sasha Tseng, Michelle Wu, Jianan Zhao, Ying Ran