YS

Youfeng Sun

UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #1,510,601 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9434629 Membrane module and membrane bioreactor, water treatment equipment using the same — 2016-09-06
9045356 Sewage treatment process and system Jue Qian 2015-06-02
9028622 Method and apparatus for cleaning a film seperating device — 2015-05-12