Inventor · disambiguated record
Alan C. Clark
Also filed as: CLARK ALAN C · MILLER LEONARD E
10 granted patents·184 citations·filing 1978–1999
89Inventor score
Files withLUBRIZOL CORP10
Top patents by PatentIndex Score
10 records- 0191US6372842B1Methods of using an aqueous composition containing a water-soluble or water-dispersible synthetic polymer and resultant compositions formed thereofLUBRIZOL CORP·Filed 1999·Granted Apr 16, 2002·96 cites·24 claims
- 0270US4879022AOre flotation process and use of mixed hydrocarbyl dithiophosphoric acids and salts thereofLUBRIZOL CORP·Filed 1989·Granted Nov 7, 1989·28 cites·34 claims
- 0367US4997968AMethod of preparing monothiophosphoric acid by sulfurizing a phosphite in the presence of an amideLUBRIZOL CORP·Filed 1989·Granted Mar 5, 1991·20 cites·19 claims
- 0465US4808344AProcess for recovering and purifying unreacted acrylonitrile from the waste stream in the manufacture of 2-acrylamido-2-methyl propane sulfonic acidLUBRIZOL CORP·Filed 1988·Granted Feb 28, 1989·12 cites·14 claims
- 0562US4176081ASolutions of acrylamidoalkanesulfonic acid salts in organic liquids and method for their preparationLUBRIZOL CORP·Filed 1978·Granted Nov 27, 1979·6 cites·20 claims
- 0650US5015402ABasic metal dihydrocarbylphosphorodithioatesLUBRIZOL CORP·Filed 1989·Granted May 14, 1991·10 cites·41 claims
- 0741US5082554AFlotation process using metal salts of phosphorus acidsLUBRIZOL CORP·Filed 1990·Granted Jan 21, 1992·9 cites·27 claims
- 0834US5708097ATreatment of organic compounds to reduce chlorine levelLUBRIZOL CORP·Filed 1997·Granted Jan 13, 1998·3 cites·35 claims
- 0928US4439594ACurable epoxy resin compositionsLUBRIZOL CORP·Filed 1982·Granted Mar 27, 1984·0 cites·44 claims
- 1026US5942582ATreatment of organic compounds to reduce chlorine levelLUBRIZOL CORP·Filed 1997·Granted Aug 24, 1999·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →