Patents/Inventors

Li Changyong

DongguanCN2 patents

3 Patents

US121093382024
Germicidal Lighting
Wangs Alliance Corporation
0 cites
US116969702023
Germicidal Lighting
Wangs Alliance Corporation
0 cites
US116126702023
Germicidal Lighting
Wangs Alliance Corporation
0 cites