Patents by Inventor Hongxin Zeng

Hongxin Zeng 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).

  • Solar lamp
    Patent number: D870947
    Type: Grant
    Filed: April 30, 2018
    Date of Patent: December 24, 2019
    Assignee: Hangzhou Amplesun Solar Technology Co., Ltd.
    Inventors: Hongchao Zhang, Fang Hao, Hongxin Zeng, Liping Zhou