Patents by Inventor Xiangwu Li

Xiangwu Li 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).

  • Air purifier
    Patent number: D948018
    Type: Grant
    Filed: June 1, 2021
    Date of Patent: April 5, 2022
    Assignee: Shenzhen Airtok Technology Co., Ltd.
    Inventors: Xiangwu Li, Hong Chang, Yuewen Jia, Guangmin Jia
  • Air cleaner
    Patent number: D986398
    Type: Grant
    Filed: July 20, 2021
    Date of Patent: May 16, 2023
    Assignee: Shenzhen Airtok Technology Co., Ltd.
    Inventors: Xiangwu Li, Hong Chang, Yuewen Jia, Guangmin Jia
  • Air purifier
    Patent number: D1001989
    Type: Grant
    Filed: December 16, 2021
    Date of Patent: October 17, 2023
    Assignee: Shenzhen Airtok Technology Co., Ltd.
    Inventors: Xiangwu Li, Hong Chang, Yuewen Jia
  • Air cleaner
    Patent number: D1004067
    Type: Grant
    Filed: July 21, 2021
    Date of Patent: November 7, 2023
    Assignee: Shenzhen Airtok Technology Co., Ltd.
    Inventors: Xiangwu Li, Hong Chang, Yuewen Jia, Guangmin Jia