Patents/Inventors

Chuanlong Ma

BeijingCN4 patents

4 Patents

USD10552842024
Portable Oxygen Concentrator
0 cites
USD10310472024
Oxygen Concentrator
0 cites
USD10062312023
Multi-parameter Detector for Medical Use
BEIJING CHOICE ELECTRONIC TECHNOLOGY CO., Ltd
0 cites
USD09827592023
Multi-parameter Detector for Medical Use
0 cites