QM

Qi Ning Mai

Overall (2011): #73,323 of 364,097Top 25%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8066817 Method and apparatus for reducing deposits in fluid conduits 2011-11-29
7892360 Methods for reducing deposits in petroleum pipes 2011-02-22