Patents/Inventors

Congxian Huang

ShanghaiCN2 patents

3 Patents

US121463102024
Drain Valve
Kohler (China) Investment Co. Ltd.
0 cites
US119270062024
Pushing Force Converting Mechanism and Concealed Water Tank
Kohler (China) Investment Co., Ltd.
0 cites
US117328342023
Split-type Automatic Lifting Bracket Device and Sanitary Product
Kohler (China) Investment Co., Ltd.
0 cites