Patents/Inventors

Qingquan Liu

SuzhouCN3 patents

5 Patents

USD10631402025
Light
0 cites
USD10243292024
Ear Wax Removal Tool
SHENZHEN INTELLIGENT DOCTOR TECHNOLOGY CO., Ltd
0 cites
USD10243302024
Ear Wax Removal Tool
SHENZHEN INTELLIGENT DOCTOR TECHNOLOGY CO., Ltd
0 cites
USD10092492023
Ear Washer
SHENZHEN ALEX TECHNOLOGY CO., Ltd
0 cites
US118265342023
Ear, Nose, and Throat Irrigator
SHENZHEN ALEX TECHNOLOGY CO., Ltd
0 cites