Patents/Inventors

Yanfeng Song

NanjingCN1 patent

2 Patents

US122575612025
Efficient and Energy-saving Building Slurry Stirring Device
Nanjing Kangtai Construction Grouting Tech Co., Ltd
0 cites
US118413422023
Shear-type Vibration-ultrasonic Composite Sensor and Measuring Device
XI'AN JIAOTONG UNIVERSITY
0 cites