HZ

Hai-Feng Zhang

AS A. O. Smith: 2 patents #1 of 19Top 6%
🗺 Massachusetts: #2,417 of 14,123 inventorsTop 20%
Overall (2021): #157,976 of 548,734Top 30%
2
Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11072542 High water efficiency TDS creep solution 2021-07-27
11072551 Water filtration system with recirculation to reduce total dissolved solids creep effect David J. Averbeck, Zhaoshan Cheng 2021-07-27