TS

Thomas R. Sifferman

CO Conoco: 4 patents #81 of 638Top 15%
EX ExxonMobil: 2 patents #3,932 of 10,161Top 40%
MT Monsanto Technology: 2 patents #586 of 1,657Top 40%
CC Cesi Chemical: 2 patents #3 of 15Top 20%
FC Flotek Chemistry: 1 patents #24 of 37Top 65%
CU Cp Kelco U.S.: 1 patents #41 of 79Top 55%
Overall (All Time): #414,092 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10696887 Oxidative breakers in a silicone based suspension Keith Ingram Dismuke, David Philpot, Randal M. Hill, Rondell Pennypacker, Steven Hill 2020-06-30
8916508 Drag-reducing copolymer compositions Earl Parnell, Todd Sanner, Marlin D. Holtmyer, David Philpot, Andrei Zelenev +2 more 2014-12-23
8865632 Drag-reducing copolymer compositions Earl Parnell, Todd Sanner, Marlin D. Holtmyer, David Philpot, Andrei Zelenev +2 more 2014-10-21
6492305 Method of controlling loss of a subterranean treatment fluid John M. Swazey, C. Bryan Skaggs, Nina Nguyen, Daniel B. Solarek 2002-12-10
6180571 Fluid loss control additives and subterranean treatment fluids containing the same John M. Swazey, C. Bryan Skaggs, Nina Nguyen, Daniel B. Solarek 2001-01-30
5951910 Reticulated bacterial cellulose as a rheological modifier for polyol fluid compositions C. Bryan Skaggs, John M. Swazey, Harold D. Dial, Walter Rakitsky 1999-09-14
5277830 pH tolerant heteropolysaccharide gels for use in profile control Dennis H. Hoskin 1994-01-11
5156214 Method for imparting selectivity to polymeric gel systems Dennis H. Hoskin 1992-10-20
4418755 Methods of inhibiting the flow of water in subterranean formations 1983-12-06
4412586 Methods of inhibiting the flow of water in subterranean formations 1983-11-01
4285356 Method of transporting viscous hydrocarbons 1981-08-25
4265264 Method of transporting viscous hydrocarbons 1981-05-05