Patents Assigned to SHENGNUO Optoelectronic Technology Co., Ltd.
  • Light wand
    Patent number: D923222
    Type: Grant
    Filed: July 18, 2019
    Date of Patent: June 22, 2021
    Assignee: SHENGNUO Optoelectronic Technology Co., Ltd.
    Inventors: Luo Le Le, Huang Pei Gen