Inventor · Newton, MA, US

Eugene N. Step

23Patents
7h-index
39Co-inventors
69Inventor score

Filing activity: May 31, 2000 → Feb 3, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6610192B1 Copper electroplating Electricity 41 Expired
US6531046B2 Seed layer repair method Electricity 17 Expired
US6827839B2 Plating bath analysis Chemistry; Metallurgy 17 Expired
US6508924B1 Control of breakdown products in electroplating baths Chemistry; Metallurgy 9 Expired
US8728223B2 Low viscosity, high particulate loading dispersions Chemistry; Metallurgy 8 Active
US8585816B2 Low viscosity, high particulate loading dispersions Chemistry; Metallurgy 8 Active
US7175946B2 Modified pigment products and black matrixes comprising same Physics 7 Expired
US9568847B2 Toner additives comprising composite particles Physics 5 Active
US7655372B2 Toners comprising modified pigments and processes for preparing the same Physics 5 Active
US9546286B2 High resistivity coating compositions having unique percolation behavior, and electrostatic image developing systems and components thereof incorporating same Chemistry; Metallurgy 3 Active
US9267048B2 Methods to control electrical resistivity in filler-polymer compositions and products related thereto Electricity 2 Active
US9790393B2 Coatings having filler-polymer compositions with combined low dielectric constant, high resistivity, and optical density properties and controlled electrical resistivity, devices made therewith, and methods for making same Chemistry; Metallurgy 2 Active
US7972428B2 Process for preparing modified pigments Chemistry; Metallurgy 2 Active
US9150739B2 Oxidized carbon blacks treated with polyetheramines and coating compositions comprising same Emerging Cross-Sectional Technologies 1 Active
US10955763B2 Toner additives comprising composite particles Physics 1 Active
US7807321B2 High resistivity compositions Emerging Cross-Sectional Technologies 1 Active
US10450493B2 Modified carbon black for oilfield fluids Chemistry; Metallurgy 0 Active
US9982158B2 Coatings having filler-polymer compositions with combined low dielectric constant, high resistivity, and optical density properties and controlled electrical resistivity, devices made therewith, and methods for making same Chemistry; Metallurgy 0 Active
US12045007B2 Toner additives comprising composite particles Physics 0 Active
US8394563B2 Carbon blacks, toners, and composites and methods of making same Physics 0 Active
US8697778B2 High resistivity compositions Emerging Cross-Sectional Technologies 0 Active
US12024616B2 Method of producing thermoplastic elastomers and polymer composite obtained thereby Chemistry; Metallurgy 0 Active
US7732115B2 Toners comprising modified pigments and processes for preparing the same Physics 0 Active

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