Inventor · Duncan, OK, US

Sam Lewis

31Patents
12h-index
39Co-inventors
77Inventor score

Filing activity: Feb 28, 2006 → Oct 21, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US8162055B2 Methods of activating compositions in subterranean zones Emerging Cross-Sectional Technologies 23 Active
US8136594B2 Methods and apparatuses for releasing a chemical into a well bore upon command Fixed Constructions 17 Active
US8047282B2 Methods of sonically activating cement compositions Fixed Constructions 17 Active
US7388045B1 Cement compositions comprising lignite grafted fluid loss control additives Emerging Cross-Sectional Technologies 16 Active
US7757766B2 Density-matched suspensions and associated methods Emerging Cross-Sectional Technologies 15 Active
US7576042B2 Salt water stable latex cement slurries Chemistry; Metallurgy 14 Active
US7576040B2 Cement compositions comprising humic acid grafted fluid loss control additives Emerging Cross-Sectional Technologies 13 Active
US8083849B2 Activating compositions in subterranean zones Emerging Cross-Sectional Technologies 13 Active
US7360598B1 Method of using lignite grafted fluid loss control additives in cementing operations Chemistry; Metallurgy 13 Active
US7350575B1 Methods of servicing a wellbore with compositions comprising Sorel cements and oil based fluids Chemistry; Metallurgy 13 Active
US7523784B2 Method of using humic acid grafted fluid loss control additives in cementing operations Chemistry; Metallurgy 13 Active
US7431086B2 Methods of servicing a wellbore with compositions comprising quaternary material and sorel cements Chemistry; Metallurgy 12 Active
US7893011B2 Compositions comprising Sorel cements and oil based fluids Chemistry; Metallurgy 11 Active
US8342244B2 Methods and apparatuses for releasing a chemical into a well bore upon command Fixed Constructions 6 Active
US7842652B2 Cement compositions comprising humic acid grafted fluid loss control additives Emerging Cross-Sectional Technologies 5 Active
US10351753B2 Corrosion-resistant refractory binder compositions and oil well completion and production operations Emerging Cross-Sectional Technologies 2 Active
US7763572B2 Compositions comprising quaternary material and sorel cements Chemistry; Metallurgy 2 Active
US10723934B2 Surfactants for use in liquid suspensions of lightweight beads Emerging Cross-Sectional Technologies 2 Active
US10751821B2 Methods for assembling metallic sandwich and honeycomb structures Performing Operations; Transporting 1 Active
US9096466B2 Particulate flow enhancing additives and associated methods Emerging Cross-Sectional Technologies 1 Active
US8940669B2 Density-matched suspensions and associated methods Emerging Cross-Sectional Technologies 0 Active
US11692122B2 Geopolymer cement compositions and methods of use Emerging Cross-Sectional Technologies 0 Active
US11339621B2 Systems and methods for bonding a downhole tool to a surface within the borehole Performing Operations; Transporting 0 Active
US10717916B2 Cement admixture including polymers Chemistry; Metallurgy 0 Active
US8546310B2 Density-matched suspensions and associated methods Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.