Inventor · disambiguated record
Joseph C. Drozd
Also filed as: DROZD JOSEPH C
12 granted patents·4 pending applications·458 citations·filing 1974–2017
93Inventor score
Files withDOBER CHEMICAL CORP7CUMMINS FILTRATION IP INC2FLEETGUARD INC2NALCO CHEMICAL CO2MARTIN HAROLD R1
Top patents by PatentIndex Score
16 records- 0196US7581558B2Controlled release of additives in fluid systemsCUMMINS FILTRATION IP INC·Filed 2007·Granted Sep 1, 2009·28 cites·24 claims
- 0296US6860241B2Fuel filter including slow release additiveDOBER CHEMICAL CORP·Filed 2001·Granted Mar 1, 2005·121 cites·44 claims
- 0395US6827750B2Controlled release additives in fuel systemsDOBER CHEMICAL CORP·Filed 2001·Granted Dec 7, 2004·96 cites·46 claims
- 0493US6835218B1Fuel additive compositionsDOBER CHEMICAL CORP·Filed 2001·Granted Dec 28, 2004·53 cites·45 claims
- 0591US3962109AAutomotive cleaner plus inhibitorNALCO CHEMICAL CO·Filed 1974·Granted Jun 8, 1976·48 cites·18 claims
- 0682US7001531B2Sustained release coolant additive compositionFLEETGUARD INC·Filed 2001·Granted Feb 21, 2006·24 cites·28 claims
- 0781US11174374B2Water-enriching and water depleting compositions and methodsDOBER CHEMICAL CORP·Filed 2017·Granted Nov 16, 2021·2 cites·27 claims
- 0881US3959166ACleaner for automotive engine cooling systemNALCO CHEMICAL CO·Filed 1974·Granted May 25, 1976·23 cites·14 claims
- 0980US7591279B2Controlled release of additives in fluid systemsCUMMINS FILTRATION IP INC·Filed 2002·Granted Sep 22, 2009·23 cites·47 claims
- 1074US4668423ALiquid biodegradable surfactant and use thereofSHEREX CHEM·Filed 1985·Granted May 26, 1987·38 cites·15 claims
- 1158US8293696B2Alkaline composition comprising a chelant mixture, including HEIDA, and method of producing sameMCLAREN KEVIN P·Filed 2009·Granted Oct 23, 2012·2 cites·17 claims
- 1258US8109287B2Controlled release of additives in fluid systemsMARTIN HAROLD R·Filed 2009·Granted Feb 7, 2012·0 cites·4 claims
- 1350US2007000831A1Controlled release of additives in cooling systemsDOBER CHEMICAL CORP·Filed 2006·Application pending·0 cites
- 1446US2006016463A1Composition and process for removing titanium dioxide residues from surfacesDOBER CHEMICAL CORP·Filed 2004·Application pending·0 cites
- 1543US2004091654A1Controlled release of additives in cooling systemsFLEETGUARD INC·Filed 2003·Application pending·0 cites
- 1640US2003053927A1Controlled Rellease of oxygen scavengers in cooling systemsDOBER CHEMICAL CORP·Filed 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →