Inventor · Bartlesville, OK, US

Jerald A. Howell

12Patents
7h-index
10Co-inventors
55Inventor score

Filing activity: Sep 14, 1982 → Apr 30, 1990

Most-cited inventions

PatentTitleAreaCited byStatus
US4592830A Hydrovisbreaking process for hydrocarbon containing feed streams Chemistry; Metallurgy 62 Expired
US5055174A Hydrovisbreaking process for hydrocarbon containing feed streams Performing Operations; Transporting 41 Expired
US4608152A Hydrovisbreaking process for hydrocarbon containing feed streams Chemistry; Metallurgy 34 Expired
US4802972A Hydrofining of oils Performing Operations; Transporting 30 Expired
US4659453A Hydrovisbreaking of oils Chemistry; Metallurgy 26 Expired
US5080777A Refining of heavy slurry oil fractions Chemistry; Metallurgy 24 Expired
US4659452A Multi-stage hydrofining process Chemistry; Metallurgy 10 Expired
US4431523A Upgrading fuel fractions in a re-refined oil process Chemistry; Metallurgy 7 Expired
US4708784A Hydrovisbreaking of oils Chemistry; Metallurgy 6 Expired
US4600504A Hydrofining process for hydrocarbon containing feed streams Chemistry; Metallurgy 5 Expired
US4420389A De-ashing lubricating oils Chemistry; Metallurgy 5 Expired
US4705766A Mixture of a molybdenum carboxylate and a molybdenum dithiophosphate or a molybdenum dithiocarbamate for use in a hydrovisbreaking process Chemistry; Metallurgy 2 Expired

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