DM

David B. Mitchell

WC W.R. Grace & Co.-Conn.: 7 patents #98 of 1,045Top 10%
BE Betzdearborn: 4 patents #30 of 202Top 15%
EU Ecolab Usa: 2 patents #635 of 1,442Top 45%
WE Westinghouse Electric: 1 patents #2,483 of 5,139Top 50%
Microsoft: 1 patents #24,826 of 40,388Top 65%
Overall (All Time): #293,129 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11407668 Method for processing sludge Petia Tontcheva 2022-08-09
8842796 Nuclear fuel rod pellet stack inspection Yuriy Aleshin 2014-09-23
8435409 Activated sludge process in wastewater treatment Daniel John Wagner, Kojo Arthur-Mensah 2013-05-07
8075779 Water treatment 2011-12-13
8062132 Subscription based services for closed computing systems Ronnie Donnell Yates, Jr., Albert Sing Ho, Boyd C. Multerer 2011-11-22
5977287 Treatment of aqueous systems using a chemically modified tannin Ralph L. Minnis, Thomas Peter Curran, Steven M Deboo, John A. Kelly, Rashmi Patwardhan +1 more 1999-11-02
5904158 Thermo responsive method of removing cured paint Ralph L. Minnis, Gene Wayman, Steven M Deboo, Mark J. Deschryver 1999-05-18
5843337 Treatment of aqueous systems using a chemically modified tannin Ralph L. Minnis, Thomas Peter Curran, Steven M Deboo, John A. Kelly, Rashmi Patwardhan +1 more 1998-12-01
5830315 Treatment of Aqueous systems using a chemically modified tannin Ralph L. Minnis, Thomas Peter Curran, Steven M Deboo, John A. Kelly, Rashmi Patwardhan +1 more 1998-11-03
5298186 Paint spray booth organic detackification treatment Thomas Peter Curran, Wun Ten Tai, Gary G. Engstrom 1994-03-29
5248440 Paint spray booth treatment of waterborne coatings Thomas Peter Curran 1993-09-28
5248449 Emulsion breaking using cationic quaternary ammonium starch/gums Mark W. Salihar 1993-09-28
5169562 Emulsion breaking using cationic quaternary ammonium starch/gums Mark W. Salihar 1992-12-08
4948513 Method for controlling overspray in paint spray booths 1990-08-14
4913825 Method for controlling overspray in paint spray booths 1990-04-03
4904393 Method for controlling overspray in paint spray booths Thomas Peter Curran 1990-02-27