Patents by Inventor Zeng Lan

Zeng Lan 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).

  • Phototherapy helmet
    Patent number: D1100246
    Type: Grant
    Filed: October 1, 2024
    Date of Patent: October 28, 2025
    Inventors: Alain Dijkstra, Li Xiang, Zeng Lan
  • Light therapy pad
    Patent number: D1137707
    Type: Grant
    Filed: June 28, 2025
    Date of Patent: July 28, 2026
    Assignee: Shenzhen Kaiyan Medical Equipment Co, Ltd.
    Inventors: Alain Dijkstra, Zeng Lan