Assignee
SUN YOUFENG
CN·3 granted patents·8 citations·filing 2008–2009
Top patents by PatentIndex Score
3 records- 0164US9028622B2Method and apparatus for cleaning a film seperating deviceSUN YOUFENG·Filed 2009·Granted May 12, 2015·5 cites·20 claims
- 0254US9045356B2Sewage treatment process and systemSUN YOUFENG·Filed 2009·Granted Jun 2, 2015·2 cites·18 claims
- 0351US9434629B2Membrane module and membrane bioreactor, water treatment equipment using the sameSUN YOUFENG·Filed 2008·Granted Sep 6, 2016·1 cites·19 claims
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