ZF

Ziwen Fu

AS A. O. Smith: 2 patents #2 of 38Top 6%
Overall (2020): #100,769 of 565,922Top 20%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10823456 Gas water heating apparatus Yijun Xu, Maohu Cai 2020-11-03
10712022 Constant pressure switch apparatus and water heating system Aiguo Wei, Chengjun Zhang 2020-07-14