Patents by Inventor Minglang Lu

Minglang Lu 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).

  • Bubble blower
    Patent number: D940250
    Type: Grant
    Filed: February 17, 2020
    Date of Patent: January 4, 2022
    Assignee: NINGBO MERRYART GLOW-TECH CO., LTD.
    Inventors: Minglang Lu, Zhonggen Chen, Junjie Du, Jian Chen, Wen Zhou