Inventor · disambiguated record
Bhupati R. Bhattacharyya
Also filed as: BHATTACHARYYA BHUPATI · BHATTACHARYYA BHUPATI R
16 granted patents·649 citations·filing 1982–1992
95Inventor score
Files withNALCO CHEMICAL CO16
Top patents by PatentIndex Score
16 records- 0198US4417992ADust controlNALCO CHEMICAL CO·Filed 1982·Granted Nov 29, 1983·173 cites·14 claims
- 0295US4806345ACross-linked cationic polymers for use in personal care productsNALCO CHEMICAL CO·Filed 1985·Granted Feb 21, 1989·170 cites·16 claims
- 0384US5100582AWater soluble polymer as water-in-oil demulsifierNALCO CHEMICAL CO·Filed 1989·Granted Mar 31, 1992·47 cites·4 claims
- 0484US4443576ATerpolymer compositionNALCO CHEMICAL CO·Filed 1982·Granted Apr 17, 1984·48 cites·15 claims
- 0579US4713431AHigh molecular weight DADMAC polymers by inverse emulsion technologyNALCO CHEMICAL CO·Filed 1986·Granted Dec 15, 1987·29 cites·2 claims
- 0678US4715962AAmpholytic diallyldimethyl ammonium chloride (DADMAC) copolymers and terpolymers for water clarificationNALCO CHEMICAL CO·Filed 1986·Granted Dec 29, 1987·46 cites·6 claims
- 0763US4673511AAcrylamide diallyl dimethyl ammonium chloride copolymers as improved dewatering acids for mineral processingNALCO CHEMICAL CO·Filed 1985·Granted Jun 16, 1987·24 cites·3 claims
- 0860US5116514AMethod for detackifying oversprayed paintNALCO CHEMICAL CO·Filed 1991·Granted May 26, 1992·23 cites·8 claims
- 0952US5068297AHydrophobic cationic terpolymers from acrylamide, unsaturated quaternary salt and vinyl acetateNALCO CHEMICAL CO·Filed 1989·Granted Nov 26, 1991·8 cites·10 claims
- 1051US5137641ACationic polymers for sludge dewateringNALCO CHEMICAL CO·Filed 1991·Granted Aug 11, 1992·17 cites·5 claims
- 1151US5093413ACationic polymers for sludge dewateringNALCO CHEMICAL CO·Filed 1991·Granted Mar 3, 1992·19 cites·17 claims
- 1248US5215668AAnionic and nonionic solution polymers for paint detackificationNALCO CHEMICAL CO·Filed 1991·Granted Jun 1, 1993·13 cites·9 claims
- 1348US4420586ANon-aqueous dispersion polymerization of vinyl monomersNALCO CHEMICAL CO·Filed 1982·Granted Dec 13, 1983·6 cites·13 claims
- 1447US4786679AWater-in-oil emulsions of amidaseNALCO CHEMICAL CO·Filed 1987·Granted Nov 22, 1988·6 cites·2 claims
- 1544US5051487AHydrophobic cationic terpolymers from acrylamide, dimethylaminoethylacrylate methyl chloride or sulfate and vinyl acetateNALCO CHEMICAL CO·Filed 1989·Granted Sep 24, 1991·11 cites·9 claims
- 1640US5192449AMethod for detackifying oversprayed paintNALCO CHEMICAL CO·Filed 1992·Granted Mar 9, 1993·9 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →