Patents/Inventors

Zien Xu

GuangdongCN5 patents

5 Patents

US123645782025
Lockable Orthodontic Appliance
GUANGZHOU OO MEDICAL SCIENTIFIC LIMITED
0 cites
US123033492025
Orthodontic Appliance
GUANGZHOU OO MEDICAL SCIENTIFIC LIMITED
0 cites
US121716362024
Buccal Tube with Hidden Traction Hook
GUANGZHOU OO MEDICAL SCIENTIFIC LIMITED
0 cites
USD10041012023
Dental Buccal Tube
GUANGZHOU OO MEDICAL SCIENTIFIC LIMITED
0 cites
USD09758532023
Dental Buccal Tube
GUANGZHOU OO MEDICAL SCIENTIFIC LIMITED
0 cites