DE

Dwight E. Emerich

AS Ashland: 5 patents #21 of 247Top 9%
DC Drew Chemical: 1 patents #18 of 42Top 45%
Overall (All Time): #521,004 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7594430 Methods for monitoring fouling of aqueous systems including enhanced heat exchanger tubes Edward S. Beardwood, George F. Hays, Steven Colby 2009-09-29
6846452 Scale inhibitor for an aqueous system Pavol Kmec 2005-01-25
6503400 Phosphate stabilizing compositions Pavol Kmec 2003-01-07
6464900 Scale corrosion inhibiting composition Pavol Kmec 2002-10-15
6403028 All-organic corrosion inhibitor composition and uses thereof Steven Colby, Edward S. Beardwood 2002-06-11
6207079 Scale and/or corrosion inhibiting composition Pavol Kmec 2001-03-27
5300247 Improved corrosion inhibitor system for an intermediate heat transfer medium Kathleen A. Fix 1994-04-05
5243063 Method for inhibiting foulant formation in a non-aqueous process stream Guy A. DeVicaris, Kaj D. Rondum 1993-09-07
5213678 Method for inhibiting foulant formation in organic streams using erythorbic acid or oximes Kaj D. Rondum, Guy A. DeVicaris 1993-05-25
4487745 Oximes as oxygen scavengers Charles O. Weiss 1984-12-11