PD

Peter E. Down

EC Ecodyne: 2 patents #7 of 46Top 20%
Rohm And Haas: 1 patents #1,282 of 2,359Top 55%
Overall (All Time): #1,661,976 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5132015 Flow control for ultra filtration systems 1992-07-21
4388417 Regeneration of deep bed condensate polishers Eli Salem 1983-06-14
4379855 Method of ion exchange regeneration Walter J. Tomlinson, Jr. 1983-04-12