Patents by Inventor Hongwei Hua

Hongwei Hua 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 mattress
    Patent number: D880904
    Type: Grant
    Filed: January 9, 2018
    Date of Patent: April 14, 2020
    Assignee: Cixi Dengfeng Outdoor Sports Equipment Co., Ltd
    Inventor: Hongwei Hua