RP

Roger William Phelps

ST Siemens Water Technologies: 2 patents #2 of 28Top 8%
Overall (2011): #70,584 of 364,097Top 20%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D637208 Airlift pump Peter Zauner, Fufang Zha, Tomasz Swiatek 2011-05-03
7862719 Square membrane manifold system Robert McMahon, David John Cox, Fufang Zha, Warren Thomas Johnson, Sargon Barkho 2011-01-04