Patents by Inventor Haikun Li

Haikun 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).

  • Water flosser
    Patent number: D944974
    Type: Grant
    Filed: March 30, 2021
    Date of Patent: March 1, 2022
    Assignee: SHENZHEN CHENGKANG ZHIHUI MEDICAL CO., LTD.
    Inventors: Aihua Chen, Lin Chen, Yuehong Shi, Haikun Li