YZ

Yanwen Zhu

📍 Miaocheng, CN: #43 of 114 inventorsTop 40%
Overall (All Time): #3,479,121 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6736198 Assembling heat exchanger of spiral sleeve Zhigui Ma 2004-05-18