Patents by Inventor Dingwang Ni

Dingwang Ni 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).

  • Hookah
    Patent number: D1031143
    Type: Grant
    Filed: October 17, 2022
    Date of Patent: June 11, 2024
    Assignees: CIXI ULTIMATE INTERNATIONAL TRADE CO., LTD., Yiwu Jiju Import and Export Co. LTD
    Inventors: Dingwang Ni, Yangchao Su