Inventor · Chicago, IL, US

Stephen A. DiBiase

24Patents
9h-index
36Co-inventors
75Inventor score

Filing activity: Jan 31, 1985 → Aug 21, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US5527624A Process for preparing sintered shapes and compositions used therein Emerging Cross-Sectional Technologies 139 Expired
US4755311A Phosphorus-, sulfur- and boron-containing compositions, and lubricant and functional fluid compositions containing same Emerging Cross-Sectional Technologies 37 Expired
US4740322A Sulfur-containing compositions, and additive concentrates, lubricating oils, metal working lubricants and asphalt compositions containing same Chemistry; Metallurgy 34 Expired
US4752416A Phosphite ester compositions, and lubricants and functional fluids containing same Chemistry; Metallurgy 33 Expired
US4612129A Sulfur-containing compositions, and additive concentrates and lubricating oils containing same Emerging Cross-Sectional Technologies 23 Expired
US4615818A Hydrogen sulfide stabilized oil-soluble sulfurized organic compositions Chemistry; Metallurgy 17 Expired
US4800031A Sulfur-containing lubricant and functional fluid compositions Chemistry; Metallurgy 12 Expired
US8846587B2 Functionalized monomers and polymers Chemistry; Metallurgy 10 Active
US5141658A Lubricant composition comprising a sulfur additive and a borated dispersant Chemistry; Metallurgy 9 Expired
US5182037A Phosphorus- and/or nitrogen-containing derivatives of sulfur-containing compounds, lubricant, fuel and functional fluid compositions Chemistry; Metallurgy 9 Expired
US9890348B2 Natural oil metathesis compositions and methods Emerging Cross-Sectional Technologies 9 Active
US4690767A Hydrogen sulfide stabilized oil-soluble sulfurized organic compositions Chemistry; Metallurgy 9 Expired
US6228818A Organophosphoryl borates and lubricants and aqueous fluids containing the same Chemistry; Metallurgy 6 Expired
US4623473A Sulfur-containing compositions, and additive concentrates and lubricating oils containing same Chemistry; Metallurgy 6 Expired
US4729840A Lubricant and fuel additives derived from O,O-dialkyldithiophosphoric acid and a norbornyl reactant Chemistry; Metallurgy 4 Expired
US8741822B2 Esters for use as a base stock and in lubricant applications Chemistry; Metallurgy 4 Active
US9334347B2 Functionalized monomers and polymers Chemistry; Metallurgy 3 Active
US5043470A Process for distillation of crude isocyanate concentrates Chemistry; Metallurgy 2 Expired
US9738618B2 Malienated derivatives Chemistry; Metallurgy 1 Active
US4764297A Protic solvent in a dehydrohalogenation process, the product obtained therefrom and lubricant compositions containing same Chemistry; Metallurgy 1 Expired
US9290719B2 Renewable fatty acid waxes and methods of making Emerging Cross-Sectional Technologies 1 Active
US5786506A Process for distillation of crude isocyanate concentrates Chemistry; Metallurgy 0 Expired
US9359571B2 Esters for use as a base stock and in lubricant applications Chemistry; Metallurgy 0 Active
US9315748B2 Cold flow additives Chemistry; Metallurgy 0 Active

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