Inventor
CHAKRABARTI PARITOSH M
US41 patents
⚠️ This page may combine multiple inventors who share the name “CHAKRABARTI PARITOSH M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GAF CORP
24 patentsUS4223009ASep 16, 1980
Hair preparation containing vinyl pyrrolidone copolymer
GAF CORP324 citations99
US4165367AAug 21, 1979
Hair preparations containing vinyl pyrrolidone copolymer
GAF CORP289 citations99
US4203858AMay 20, 1980
Phosphate-free machine dishwashing composition
GAF CORP51 citations92
US4178203ADec 11, 1979
Method of increasing the strength of wet glass fiber mats made by the wet-laid process
GAF CORP31 citations92
US3976586AAug 24, 1976
Monoesters derived from ethoxylated higher alcohols and thiodisuccinic acid as detergent builders
GAF CORP39 citations92
US4179331ADec 18, 1979
Glass fiber dispersions for making uniform glass fiber mats by the wet-laid process
GAF CORP25 citations82
US4410726AOct 18, 1983
Vinylation reaction
GAF CORP20 citations81
US4283321AAug 11, 1981
Alkyl aryl ethyleneoxy sulfonate surfactants for vinyl acetate polymerization
GAF CORP23 citations78
US4137190AJan 30, 1979
Detergent composition comprising synergistic hydrotrope mixture of two classes of organic phosphate esters
GAF CORP27 citations76
US4233229ANov 11, 1980
Preparation of salt-free N-acyl taurines
GAF CORP17 citations74
US4178204ADec 11, 1979
Wet-strength of wet glass fiber mats by treatment with anionic polyelectrolytes
GAF CORP18 citations74
US4178206ADec 11, 1979
Method of forming glass fiber dispersions with cationic quaternary ammonium surfactants having at least two long chain groups
GAF CORP15 citations74
US4177154ADec 4, 1979
Synthetic aqueous based metal working fluid compositions
GAF CORP16 citations74
US4549007AOct 22, 1985
Diamine/diol chain extender blends for rim process
GAF CORP10 citations72
US4523004AJun 11, 1985
Diamine/diol chain extender blends for rim process
GAF CORP9 citations72
US4313764AFeb 2, 1982
Isocyanate polyoxyalkylenes
GAF CORP9 citations72
US4259474AMar 31, 1981
Sulfur-containing polyoxyalkylenes
GAF CORP16 citations72
US4255561AMar 10, 1981
Sulfide polymers of polyoxyalkylenes
GAF CORP10 citations72
US4329268AMay 11, 1982
Polyethyleneoxy sulfonate surfactants
GAF CORP13 citations70
US4180532ADec 25, 1979
Phosphoric acid esters of poly(2-10)ethyleneoxy n butane 1,4-diols
GAF CORP11 citations66
US4323710AApr 6, 1982
Partial alkylation of polyhydroxybenzophenones
GAF CORP6 citations63
US4405799ASep 20, 1983
Treatment of effluents containing dioxane
GAF CORP4 citations57
US4694104ASep 15, 1987
Phase transfer catalysts
GAF CORP5 citations56
US4294848AOct 13, 1981
Thiocyano-containing polyoxyalkylenes
GAF CORP0 citations51
PPG INDUSTRIES INC
17 patentsUS5296627AMar 22, 1994
Ethylenically unsaturated poly(alkyleneoxy) surfactants
PPG INDUSTRIES INC88 citations96
US5162475ANov 10, 1992
Polymerizable surfactant
PPG INDUSTRIES INC60 citations93
US5035886AJul 30, 1991
Active agent delivery device
PPG INDUSTRIES INC41 citations91
US4714113ADec 22, 1987
Alkaline water flooding with a precipitation inhibitor for enhanced oil recovery
PPG INDUSTRIES INC38 citations91
US4959208ASep 25, 1990
Active agent delivery device
PPG INDUSTRIES INC47 citations90
US5164437ANov 17, 1992
Anionic surfactant surface-modified ammonium polyphosphate
PPG INDUSTRIES INC8 citations73
US5109037AApr 28, 1992
Surface-moldified ammonium polyphosphate
PPG INDUSTRIES INC11 citations73
US5098939AMar 24, 1992
Antistatic composition
PPG INDUSTRIES INC11 citations73
US4894241AJan 16, 1990
Halophor composition
PPG INDUSTRIES INC7 citations72
US4782078ANov 1, 1988
Halophor biocidal compositions
PPG INDUSTRIES INC9 citations72
US5358665AOct 25, 1994
Antistatic composition comprising diethanol amide and hydroxy-functional amide ester
PPG INDUSTRIES INC2 citations62
US5229036AJul 20, 1993
Antistatic composition
PPG INDUSTRIES INC3 citations62
US5162418ANov 10, 1992
Nonionic surfactant surface-modified ammonium polyphosphate
PPG INDUSTRIES INC6 citations62
US5071901ADec 10, 1991
Quaternary ammonium salt surface-modified ammonium polyphosphate
PPG INDUSTRIES INC5 citations62
US4844899AJul 4, 1989
Halophor composition
PPG INDUSTRIES INC2 citations61
US4693894ASep 15, 1987
Halophor composition
PPG INDUSTRIES INC4 citations61
US4818532AApr 4, 1989
Bromophor composition
PPG INDUSTRIES INC1 citations51