Inventor · Dhahran, SA

Esam Z. Hamad

58Patents
8h-index
39Co-inventors
74Inventor score

Filing activity: Oct 30, 2007 → May 24, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US9222480B2 Integrated method of driving a CO2 compressor of a CO2-capture system using waste heat from an internal combustion engine on board a mobile source Emerging Cross-Sectional Technologies 41 Active
US10563555B2 Rotary contactor for vehicle carbon dioxide capture Emerging Cross-Sectional Technologies 37 Active
US9598993B2 Integrated process for CO2 capture and use in thermal power production cycle Emerging Cross-Sectional Technologies 20 Active
US9260671B2 Process for the treatment of heavy oils using light hydrocarbon components as a diluent Chemistry; Metallurgy 19 Active
US8343336B2 Desulfurization of whole crude oil by solvent extraction and hydrotreating Chemistry; Metallurgy 9 Active
US9180401B2 Liquid, slurry and flowable powder adsorption/absorption method and system utilizing waste heat for on-board recovery and storage of CO2 from motor vehicle internal combustion engine exhaust gases Emerging Cross-Sectional Technologies 9 Active
US9175591B2 Process and system employing phase-changing absorbents and magnetically responsive sorbent particles for on-board recovery of carbon dioxide from mobile sources Emerging Cross-Sectional Technologies 8 Active
US10378462B1 Heat exchanger configuration for adsorption-based onboard octane on-demand and cetane on-demand Emerging Cross-Sectional Technologies 8 Active
US9486733B2 Liquid, slurry and flowable powder adsorption/absorption method utilizing waste heat for on-board recovery and storage of CO2 from motor vehicle internal combustion engine exhaust gases Emerging Cross-Sectional Technologies 7 Active
US8002969B2 Upgrading crude oil using electrochemically-generated hydrogen Chemistry; Metallurgy 5 Active
US9371755B2 Membrane separation method and system utilizing waste heat for on-board recovery and storage of CO2 from motor vehicle internal combustion engine exhaust gases Emerging Cross-Sectional Technologies 5 Active
US10408139B1 Solvent-based adsorbent regeneration for onboard octane on-demand and cetane on-demand Emerging Cross-Sectional Technologies 5 Active
US10124294B2 On-board fuel adjustment by molecular separation Emerging Cross-Sectional Technologies 4 Active
US8632673B2 Process for catalytic hydrotreating of sour crude oils Performing Operations; Transporting 4 Active
US10436126B2 Adsorption-based fuel systems for onboard cetane on-demand and octane on-demand Emerging Cross-Sectional Technologies 4 Active
US8454832B2 Supported ionic liquid membrane system and process for aromatic separation from hydrocarbon feeds Chemistry; Metallurgy 4 Active
US10508017B2 Point-of-sale octane/cetane-on-demand systems for automotive engines Chemistry; Metallurgy 4 Active
US10280877B2 Apparatus and method for oxy-combustion of fuels in internal combustion engines Emerging Cross-Sectional Technologies 4 Active
US9539541B2 Mixed salt CO2 sorbent, process for making and uses thereof Emerging Cross-Sectional Technologies 3 Active
US9581062B2 Reversible solid adsorption method and system utilizing waste heat for on-board recovery and storage of CO2 from motor vehicle internal combustion engine exhaust gases Emerging Cross-Sectional Technologies 3 Active
US10422288B1 Adsorbent circulation for onboard octane on-demand and cetane on-demand Emerging Cross-Sectional Technologies 3 Active
US9957903B2 Adjusting a fuel on-board a vehicle Emerging Cross-Sectional Technologies 3 Active
US8372267B2 Process for the sequential hydroconversion and hydrodesulfurization of whole crude oil Performing Operations; Transporting 2 Active
US11187124B2 Internal combustion engine systems including criteria pollutant mitigation Emerging Cross-Sectional Technologies 2 Active
US11028805B2 System and method for on-board catalytic upgrading of hydrocarbon fuels Emerging Cross-Sectional Technologies 2 Active

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