Inventor · Fairfield, CA, US

Eugene E. Spala

10Patents
3h-index
12Co-inventors
53Inventor score

Filing activity: May 22, 2003 → Mar 11, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US8399388B2 Low temperature performance lubricating oil detergents and method of making the same Chemistry; Metallurgy 7 Active
US8933002B2 Lubricating oil compositions Chemistry; Metallurgy 6 Active
US7163911B2 Carboxylated detergent-dispersant additive for lubricating oils Chemistry; Metallurgy 5 Expired
US8188020B2 Lubricating oil composition containing an alkali metal detergent Chemistry; Metallurgy 1 Expired
US8993499B2 Low temperature performance lubricating oil detergents and method of making the same Chemistry; Metallurgy 1 Active
US9062271B2 Process for preparing an overbased salt of a sulfurized alkyl-substituted hydroxyaromatic composition Chemistry; Metallurgy 1 Active
US9434906B2 Marine diesel engine lubricating oil compositions Chemistry; Metallurgy 1 Active
US8603956B2 Super overbased polyalkenyl sulfonate and alkylaryl sulfonate composition and process for making the same Chemistry; Metallurgy 0 Active
US8664170B2 Low temperature performance lubricating oil detergents and method of making the same Chemistry; Metallurgy 0 Active
US12103908B2 Distillation process for producing a low TPP phenate Chemistry; Metallurgy 0 Active

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