RY

Renbao Yan

UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #2,971,359 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9800022 No-freewheeling arc lightning protection gap protecting device Jufeng Wang, Yanlei Wang, Shimin Li, Yanlong Wu, Yunglong Wang 2017-10-24