Patents/Inventors

Chaofan Li

ChangchunCN7 patents

9 Patents

US124360722025
Micro-nano Impact Indentation Testing Device and Method Based on Cyclic Refrigeration
JILIN UNIVERSITY
0 cites
US124293992025
Dynamic Acoustic Emission In-situ Testing Device and Method for Electromagnetic Rail Launcher
JILIN UNIVERSITY
0 cites
US122479562025
Rapid Dot Matrix Micro-nano Impact Indentation Testing System
JILIN UNIVERSITY
0 cites
US122479572025
Pin-on-disk Type In-situ Current-carrying Friction Testing System
JILIN UNIVERSITY
0 cites
USD10546352024
Pet Collar
0 cites
USD10541292024
Pet Stairs
0 cites
USD10441552024
Prong Collar
0 cites
USD10329642024
Elizabethan Pet Collar
0 cites
USD10329652024
Elizabethan Pet Collar
0 cites