Assignee
LUBRIZOL CORP
US1,143 patents
Top patents by PatentIndex Score
US7727943B2Jun 1, 2010
Titanium compounds and complexes as additives in lubricants
LUBRIZOL CORP124 citations99
US6372696B1Apr 16, 2002
Traction fluid formulation
LUBRIZOL CORP155 citations99
US5230714AJul 27, 1993
High molecular weight nitrogen-containing condensates and fuels and lubricants containing same
LUBRIZOL CORP123 citations99
US4798684AJan 17, 1989
Nitrogen containing anti-oxidant compositions
LUBRIZOL CORP242 citations99
US4708753ANov 24, 1987
Water-in-oil emulsions
LUBRIZOL CORP186 citations99
US4320019AMar 16, 1982
Multi-purpose additive compositions and concentrates containing same
LUBRIZOL CORP186 citations99
US4191659AMar 4, 1980
Sulfurized compositions
LUBRIZOL CORP186 citations99
US6559105B2May 6, 2003
Lubricant compositions containing ester-substituted hindered phenol antioxidants
LUBRIZOL CORP232 citations98
US6451745B1Sep 17, 2002
High boron formulations for fluids continuously variable transmissions
LUBRIZOL CORP108 citations98
US6165235ADec 26, 2000
Low chlorine content compositions for use in lubricants and fuels
LUBRIZOL CORP287 citations98
US5773391AJun 30, 1998
High oleic polyol esters, compositions and lubricants, functional fluids and greases containing the same
LUBRIZOL CORP154 citations98
US5707940AJan 13, 1998
Environmentally friendly water based drilling fluids
LUBRIZOL CORP95 citations98
US5705458AJan 6, 1998
Additive compositions for lubricants and functional fluids
LUBRIZOL CORP277 citations98
US4844756AJul 4, 1989
Water-in-oil emulsions
LUBRIZOL CORP128 citations98
US4792410ADec 20, 1988
Lubricant composition suitable for manual transmission fluids
LUBRIZOL CORP148 citations98
US4728578AMar 1, 1988
Compositions containing basic metal salts and/or non-Newtonian colloidal disperse systems and vinyl aromatic containing polymers
LUBRIZOL CORP154 citations98
US7951211B2May 31, 2011
Quaternary ammonium salt detergents for use in fuels
LUBRIZOL CORP95 citations97
US7947093B2May 24, 2011
Quaternary ammonium salt detergents for use in fuels
LUBRIZOL CORP57 citations97
US6843916B2Jan 18, 2005
Slow release lubricant additives gel
LUBRIZOL CORP140 citations97
US6368366B1Apr 9, 2002
Process and apparatus for making aqueous hydrocarbon fuel compositions, and aqueous hydrocarbon fuel composition
LUBRIZOL CORP184 citations97
US6368367B1Apr 9, 2002
Process and apparatus for making aqueous hydrocarbon fuel compositions, and aqueous hydrocarbon fuel composition
LUBRIZOL CORP200 citations97
US6310009B1Oct 30, 2001
Lubricating oil compositions containing saligenin derivatives
LUBRIZOL CORP102 citations97
US6200936B1Mar 13, 2001
Salicyclic calixarenes and their use as lubricant additives
LUBRIZOL CORP162 citations97
US5883057AMar 16, 1999
Lubricating compositions
LUBRIZOL CORP143 citations97
US5693598ADec 2, 1997
Low-viscosity lubricating oil and functional fluid compositions
LUBRIZOL CORP133 citations97
US5354484AOct 11, 1994
Phosphorus-containing lubricant and functional fluid compositions
LUBRIZOL CORP113 citations97
US5338471AAug 16, 1994
Pour point depressants for industrial lubricants containing mixtures of fatty acid esters and vegetable oils
LUBRIZOL CORP118 citations97
US4904401AFeb 27, 1990
Lubricating oil compositions
LUBRIZOL CORP136 citations97
US4758362AJul 19, 1988
Carbamate additives for low phosphorus or phosphorus free lubricating compositions
LUBRIZOL CORP156 citations97
US4741848AMay 3, 1988
Boron-containing compositions, and lubricants and fuels containing same
LUBRIZOL CORP146 citations97
US4654403AMar 31, 1987
Polymeric compositions comprising olefin polymer and nitrogen containing ester of a carboxy interpolymer
LUBRIZOL CORP109 citations97
US4454059AJun 12, 1984
Nitrogenous dispersants, lubricants and concentrates containing said nitrogenous dispersants
LUBRIZOL CORP279 citations97
US4136043AJan 23, 1979
Homogeneous compositions prepared from dimercaptothiadiazoles
LUBRIZOL CORP139 citations97
US7790661B2Sep 7, 2010
Dispersant viscosity modifiers containing aromatic amines
LUBRIZOL CORP109 citations96
US7615521B2Nov 10, 2009
Mixed dispersants for lubricants
LUBRIZOL CORP114 citations96
US7407919B2Aug 5, 2008
Sulfonate detergent system for improved fuel economy
LUBRIZOL CORP199 citations96
US6933263B2Aug 23, 2005
Emulsified based lubricants
LUBRIZOL CORP52 citations96
US6583092B1Jun 24, 2003
Lubricating oil composition
LUBRIZOL CORP55 citations96
US6573223B1Jun 3, 2003
Lubricating compositions with good thermal stability and demulsibility properties
LUBRIZOL CORP70 citations96
US6544935B1Apr 8, 2003
Nitrogen-containing esterified carboxy-containing interpolymers having enhanced oxidative stability and lubricants containing them
LUBRIZOL CORP57 citations96
US6530964B2Mar 11, 2003
Continuous process for making an aqueous hydrocarbon fuel
LUBRIZOL CORP128 citations96
US6528458B1Mar 4, 2003
Lubricant for dual clutch transmission
LUBRIZOL CORP85 citations96
US6463967B1Oct 15, 2002
System for diagnosing, maintaining and reporting the performance and safety condition of apparatus during refueling
LUBRIZOL CORP66 citations96
US6224642B1May 1, 2001
Additive composition
LUBRIZOL CORP63 citations96
US6114547ASep 5, 2000
Hydroxy-substituted monolactones and use thereof as intermediates for preparing lubricating oil and fuel additives
LUBRIZOL CORP54 citations96
US6020500AFeb 1, 2000
Hydroxy-substituted monolactones useful as intermediates for preparing lubricating oil and fuel additives
LUBRIZOL CORP63 citations96
US5873917AFeb 23, 1999
Fuel additive compositions containing polyether alcohol and hydrocarbylphenol
LUBRIZOL CORP55 citations96
US5840920ANov 24, 1998
Process for preparing compositions useful as intermediates for preparing lubricating oil and fuel additives
LUBRIZOL CORP45 citations96
US5786490AJul 28, 1998
Process for preparing compositions useful as intermediates for preparing lubricating oil and fuel additives
LUBRIZOL CORP58 citations96
US5777142AJul 7, 1998
Unsaturated hydroxycarboxylic compounds useful as intermediates for preparing lubricant and fuel additives
LUBRIZOL CORP54 citations96
Showing the top 50 of 1,143 patents by PatentIndex Score.