Inventor · Cranbury, NJ, US

David Dino

23Patents
8h-index
14Co-inventors
72Inventor score

Filing activity: May 22, 1995 → Apr 21, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6187719A Less temperature dependent drilling fluids for use in deep water and directional drilling and processes for providing less temperature dependent rheological properties to such drilling fluids Chemistry; Metallurgy 44 Expired
US7799742B2 Equivalent circulating density control in deep water drilling Emerging Cross-Sectional Technologies 42 Active
US6462096B1 Organophilic clay additives and oil well drilling fluids with less temperature dependent rheological properties containing said additives Emerging Cross-Sectional Technologies 39 Expired
US5646093A Modified polygalactomannans as oil field shale inhibitors Chemistry; Metallurgy 39 Expired
US7345010B2 Compositions for drilling fluids useful to provide flat temperature rheology to such fluids over a wide temperature range and drilling fluids containing such compositions Chemistry; Metallurgy 20 Expired
US5614473A Use of high purity imidazoline based amphoacetate surfactant as foaming agent in oil wells Chemistry; Metallurgy 19 Expired
US8389447B2 Organophilic clay additives and oil well drilling fluids with less temperature dependent rheological properties Chemistry; Metallurgy 9 Active
US7906461B2 Thermally stable compositions and use thereof in drilling fluids Chemistry; Metallurgy 8 Active
US7989402B2 Functionalized clay compositions for aqueous based drilling fluids Chemistry; Metallurgy 6 Active
US7956015B2 Equivalent circulating density control in deep water drilling Emerging Cross-Sectional Technologies 5 Active
US8138125B2 Equivalent circulating density control in deep water drilling Emerging Cross-Sectional Technologies 3 Active
US8809240B2 Equivalent circulating density control in deep water drilling Emerging Cross-Sectional Technologies 2 Active
US10662365B2 Oil based drilling fluids useful having reduced change in high shear viscosity over a wide temperature range Chemistry; Metallurgy 2 Active
US10119061B2 Organoclay compositions for drilling fluids useful to provide substantially constant rheology profiles to such fluids over a wide temperature range Chemistry; Metallurgy 1 Active
US8728990B2 Phosphate ester oil gellant Chemistry; Metallurgy 1 Active
US9534162B2 Organoclay compositions for drilling fluids useful to provide substantially constant rheology profiles to such fluids over a wide temperature range Chemistry; Metallurgy 0 Active
US10793729B2 Organoclay compositions having quaternary ammonium ion having one or more branched alkyl substituents Chemistry; Metallurgy 0 Active
US9562146B2 Composite compositions for polymers and organoclay compositions having quaternary ammonium ion having one or more branched alkyl substituents Chemistry; Metallurgy 0 Active
US11718534B2 Slurry compositions containing mixed branched alkyl organoclay compositions Chemistry; Metallurgy 0 Active
US9562145B2 Organoclay compositions having quaternary ammonium ion having one or more branched alkyl substituents Chemistry; Metallurgy 0 Active
US9371480B2 Slurry concentrate and associated methods of use Chemistry; Metallurgy 0 Active
US10160874B2 Organoclay compositions having quaternary ammonium ion having one or more branched alkyl substituents Chemistry; Metallurgy 0 Active
US10160873B2 Organoclay compositions having quaternary ammonium ion having one or more branched alkyl substituents Chemistry; Metallurgy 0 Active

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