Inventor · disambiguated record
Charles P. Bryant
Also filed as: BRYANT CHARLES P · BRYANT CHARLES PETERSON
26 granted patents·947 citations·filing 1975–2001
97Inventor score
Files withLUBRIZOL CORP26
Top patents by PatentIndex Score
26 records- 0198US4454059ANitrogenous dispersants, lubricants and concentrates containing said nitrogenous dispersantsLUBRIZOL CORP·Filed 1981·Granted Jun 12, 1984·279 cites·15 claims
- 0298US3980569ADispersants and process for their preparationLUBRIZOL CORP·Filed 1975·Granted Sep 14, 1976·190 cites·28 claims
- 0391US6124249AViscosity improvers for lubricating oil compositionsLUBRIZOL CORP·Filed 1998·Granted Sep 26, 2000·74 cites·22 claims
- 0490US6881780B2Dispersant-viscosity improvers for lubricating oil compositionsLUBRIZOL CORP·Filed 2001·Granted Apr 19, 2005·29 cites·26 claims
- 0590US6271184B1Viscosity improvers for lubricating oil-compositionsLUBRIZOL CORP·Filed 2000·Granted Aug 7, 2001·35 cites·36 claims
- 0687US4273891AHydrocarbon-substituted methylol phenolsLUBRIZOL CORP·Filed 1977·Granted Jun 16, 1981·30 cites·15 claims
- 0786US4284414AMixed alkyl esters of interpolymers for use in crude oilsLUBRIZOL CORP·Filed 1980·Granted Aug 18, 1981·31 cites·9 claims
- 0885US5336423APolymeric salts as dispersed particles in electrorheological fluidsLUBRIZOL CORP·Filed 1992·Granted Aug 9, 1994·31 cites·12 claims
- 0982US4846985AAntioxidant compositionsLUBRIZOL CORP·Filed 1986·Granted Jul 11, 1989·31 cites·24 claims
- 1081US4053428AHydrocarbon-substituted methylol phenolsLUBRIZOL CORP·Filed 1975·Granted Oct 11, 1977·27 cites·20 claims
- 1178US5595680AElectrorheological fluids containing polyanilinesLUBRIZOL CORP·Filed 1994·Granted Jan 21, 1997·27 cites·33 claims
- 1276US4205960AHydroxyalkyl hydroxy-aromatic condensation products as fuel and lubricant additivesLUBRIZOL CORP·Filed 1979·Granted Jun 3, 1980·16 cites·7 claims
- 1376US4108784AHydroxyalkyl hydroxy-aromatic condensation products as fuel and lubricant additivesLUBRIZOL CORP·Filed 1976·Granted Aug 22, 1978·14 cites·22 claims
- 1475US6639034B2Dispersant-viscosity improvers for lubricating oil compositionsLUBRIZOL CORP·Filed 2001·Granted Oct 28, 2003·11 cites·29 claims
- 1570US6331603B1Nitrogen containing acrylic copolymersLUBRIZOL CORP·Filed 1998·Granted Dec 18, 2001·19 cites·25 claims
- 1670US4604221ANitrogen-containing esters and lubricants containing themLUBRIZOL CORP·Filed 1985·Granted Aug 5, 1986·21 cites·50 claims
- 1765US5969068ADispersant-viscosity improvers for lubricating oil compositionsLUBRIZOL CORP·Filed 1995·Granted Oct 19, 1999·14 cites·14 claims
- 1865US4285824AHydroxyalkyl hydroxy-aromatic condensation products as fuel and lubricant additivesLUBRIZOL CORP·Filed 1980·Granted Aug 25, 1981·14 cites·46 claims
- 1960US5470498APolymeric salts as dispersed particles in electrorheological fluidsLUBRIZOL CORP·Filed 1994·Granted Nov 28, 1995·12 cites·29 claims
- 2054US5821313ADispersant-viscosity improvers for lubricating oil compositionsLUBRIZOL CORP·Filed 1997·Granted Oct 13, 1998·11 cites·28 claims
- 2151US6294628B1Dispersant-viscosity improvers for lubricating oil compositionsLUBRIZOL CORP·Filed 1999·Granted Sep 25, 2001·9 cites·14 claims
- 2251US5435932AElectrorheological fluids containing eletronically conductive polymersLUBRIZOL CORP·Filed 1993·Granted Jul 25, 1995·9 cites·51 claims
- 2342US5437806AElectrorheological fluids containing polyanilinesLUBRIZOL CORP·Filed 1993·Granted Aug 1, 1995·6 cites·55 claims
- 2438US4163730AHydroxyalkyl hydroxy-aromatic condensation products as lubricant additivesLUBRIZOL CORP·Filed 1978·Granted Aug 7, 1979·3 cites·16 claims
- 2534US4343740AHydroxylalkyl hydroxy-aromatic condensation products as fuel and lubricant additivesLUBRIZOL CORP·Filed 1981·Granted Aug 10, 1982·3 cites·13 claims
- 2631US4186139AHydroxyalkyl hydroxy-aromatic condensation products as fuel and lubricant additivesLUBRIZOL CORP·Filed 1978·Granted Jan 29, 1980·1 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →