WJ

Warren Thomas Johnson

ST Siemens Water Technologies: 2 patents #2 of 28Top 8%
SI Siemens Industry: 1 patents #41 of 188Top 25%
📍 Richmond, AU: #1 of 2 inventorsTop 50%
Overall (2011): #32,789 of 364,097Top 10%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8048306 Scouring method Fufang Zha, Clinton V. Kopp, Robert McMahon, Thomas William Beck 2011-11-01
7938966 Backwash method 2011-05-10
7862719 Square membrane manifold system Robert McMahon, David John Cox, Fufang Zha, Roger William Phelps, Sargon Barkho 2011-01-04