XF

Xianwei FENG

Overall (All Time): #1,733,520 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12398918 Portable water heater Qi Yang, Zhiyuan Ma, Deqing Chen 2025-08-26
11292316 Vehicle-mounted gas water heater Qi Yang, Zhiyuan Ma 2022-04-05