Jacob Emert
115Patents
20h-index
123Co-inventors
93Inventor score
Filing activity: May 11, 1987 → Jan 25, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5498809A | Polymers derived from ethylene and 1-butene for use in the preparation of lubricant dispersant additives | Chemistry; Metallurgy | 172 | Expired |
| US5811379A | Polymers derived from olefins useful as lubricant and fuel oil additives, processes for preparation of such polymers and additives and use thereof (PT-1267) | Chemistry; Metallurgy | 72 | Expired |
| US4849572A | Process for preparing polybutenes having enhanced reactivity using boron trifluoride catalysts (PT-647) | Mechanical Engineering; Lighting; Heating | 67 | Expired |
| US5936041A | Dispersant additives and process | Emerging Cross-Sectional Technologies | 62 | Expired |
| US5643859A | Derivatives of polyamines with one primary amine and secondary of tertiary amines | Chemistry; Metallurgy | 47 | Expired |
| US5627259A | Amidation of ester functionalized hydrocarbon polymers | Chemistry; Metallurgy | 47 | Expired |
| US6017859A | Polymers derived from olefins useful as lubricant and fuel oil additives, processes for preparation of such polymers and additives and use thereof | Chemistry; Metallurgy | 46 | Expired |
| US6100224A | Copolymers of ethylene .alpha.-olefin macromers and dicarboxylic monomers and derivatives thereof, useful as additives in lubricating oils and in fuels | Chemistry; Metallurgy | 42 | Expired |
| US5026495A | Oil soluble dispersant additives useful in oleaginous compositions | Chemistry; Metallurgy | 39 | Expired |
| US5478463A | Method of reducing sludge and varnish precursors in lubricating oils | Mechanical Engineering; Lighting; Heating | 39 | Expired |
| US5650536A | Continuous process for production of functionalized olefins | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5259968A | Dispersant additive comprising the reaction product of a polyanhydride and a mannich condensation product | Chemistry; Metallurgy | 28 | Expired |
| US4863624A | Dispersant additives mixtures for oleaginous compositions | Chemistry; Metallurgy | 27 | Expired |
| US5777041A | Saturated polyolefins having terminal aldehyde or hydroxy substituents and derivatives thereof | Chemistry; Metallurgy | 26 | Expired |
| US6030930A | Polymers derived from ethylene and 1-butene for use in the preparation of lubricant disperant additives | Chemistry; Metallurgy | 25 | Expired |
| US5629434A | Functionalization of polymers based on Koch chemistry and derivatives thereof | Chemistry; Metallurgy | 23 | Expired |
| US6468948B1 | Polymers derived from olefins useful as lubricant and fuel oil additives, processes for preparation of such polymers and additives and use thereof (PT-1267) | Chemistry; Metallurgy | 23 | Expired |
| US5691422A | Saturated polyolefins having terminal aldehyde or hydroxy substituents and derivatives thereof | Chemistry; Metallurgy | 22 | Expired |
| US6140279A | Concentrates with high molecular weight dispersants and their preparation | Chemistry; Metallurgy | 21 | Expired |
| US7485603B2 | Soot dispersants and lubricating oil compositions containing same | Chemistry; Metallurgy | 20 | Active |
| US5663130A | Polymers derived from ethylene and 1-butene for use in the preparation of lubricant dispersant additives | Chemistry; Metallurgy | 20 | Expired |
| US5085788A | Oil soluble dispersant additives useful in oleaginous compositions | Chemistry; Metallurgy | 20 | Expired |
| US6127321A | Oil soluble dispersant additives useful in oleaginous compositions | Chemistry; Metallurgy | 19 | Expired |
| US7786057B2 | Soot dispersants and lubricating oil compositions containing same | Chemistry; Metallurgy | 18 | Active |
| US6715473B2 | EGR equipped diesel engines and lubricating oil compositions | Emerging Cross-Sectional Technologies | 18 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.