Patents/Inventors

Weihu Li

LanzhouCN1 patent

2 Patents

US124720912025
Composite Polyurethane Condom and Preparation Method Thereof
Reckitt Benckiser Health Limited
0 cites
US124585282025
Pure Polyurethane Condom Having Adhesive Layer, and Preparation Method Therefor
Reckitt Benckiser Health Limited
0 cites