Inventor · disambiguated record
Harry Chafetz
Also filed as: CHAFETZ HARRY
27 granted patents·768 citations·filing 1971–1993
97Inventor score
Files withTEXACO INC27
Top patents by PatentIndex Score
27 records- 0198US4338206AQuaternary ammonium succinimide salt composition and lubricating oil containing sameTEXACO INC·Filed 1981·Granted Jul 6, 1982·138 cites·11 claims
- 0298US4326973AQuaternary ammonium succinimide salt composition and lubricating oil containing sameTEXACO INC·Filed 1981·Granted Apr 27, 1982·143 cites·14 claims
- 0397US4248719AQuaternary ammonium salts and lubricating oil containing said salts as dispersantsTEXACO INC·Filed 1979·Granted Feb 3, 1981·115 cites·8 claims
- 0496US4253980AQuaternary ammonium salt of ester-lactone and hydrocarbon oil containing sameTEXACO INC·Filed 1979·Granted Mar 3, 1981·116 cites·28 claims
- 0589US4339336AQuaternary ammonium succinimide salt composition and lubricating oil containing sameTEXACO INC·Filed 1981·Granted Jul 13, 1982·39 cites·6 claims
- 0689US4315826AReaction products of carbon disulfide with thiomolybdenum derivatives of alkenylsuccinimides and lubricants containing sameTEXACO INC·Filed 1980·Granted Feb 16, 1982·25 cites·8 claims
- 0782US4382007ANovel dispersant-VI improvers and lubricating oil containing sameTEXACO INC·Filed 1982·Granted May 3, 1983·29 cites·10 claims
- 0874US4324672ADispersant alkenylsuccinimides containing oxy-reduced molybdenum and lubricants containing sameTEXACO INC·Filed 1980·Granted Apr 13, 1982·22 cites·4 claims
- 0970US3969235ASulfurized calcium alkylphenolate compositionsTEXACO INC·Filed 1974·Granted Jul 13, 1976·13 cites·11 claims
- 1069US4532058ASpirolactone condensation product dispersants and lubricants containing sameTEXACO INC·Filed 1982·Granted Jul 30, 1985·15 cites·11 claims
- 1168US4689422ANovel ligand catalyst systems formed by reaction of carbonyl compounds with organosilicon compoundsTEXACO INC·Filed 1985·Granted Aug 25, 1987·9 cites·11 claims
- 1267US5093513AProcess for oxycarbonylation of lower alkanolsTEXACO INC·Filed 1988·Granted Mar 3, 1992·8 cites·13 claims
- 1365US4306070AMethod for preparing quaternary ammonium salt of ester-lactoneTEXACO INC·Filed 1980·Granted Dec 15, 1981·17 cites·8 claims
- 1464US4428848AMolybdenum derivatives and lubricants containing sameTEXACO INC·Filed 1981·Granted Jan 31, 1984·16 cites·11 claims
- 1564US4396399ADetergent and corrosion inhibitor and motor fuel composition containing sameTEXACO INC·Filed 1981·Granted Aug 2, 1983·5 cites·12 claims
- 1658US3960889ADehydrohalogenated polyalkene-maleic anhydride reaction productTEXACO INC·Filed 1974·Granted Jun 1, 1976·8 cites·3 claims
- 1749US4900705ANovel ligand catalyst systems formed by reaction of carbonyl compounds with organosilicon compoundsTEXACO INC·Filed 1987·Granted Feb 13, 1990·10 cites·1 claims
- 1849US4325876AProcess for the manufacture of an alkenylsuccinic anhydrideTEXACO INC·Filed 1980·Granted Apr 20, 1982·3 cites·9 claims
- 1947US4244828ALubricating oil compositionTEXACO INC·Filed 1978·Granted Jan 13, 1981·8 cites·3 claims
- 2046US4251380AQuaternary ammonium diester salt composition and hydrocarbon oil containing sameTEXACO INC·Filed 1979·Granted Feb 17, 1981·6 cites·33 claims
- 2144US4273663AQuaternary ammonium diester salt composition and lubricating oil containing sameTEXACO INC·Filed 1979·Granted Jun 16, 1981·3 cites·31 claims
- 2244US3966622ALube oil dispersant of improved odor and antioxidant propertiesTEXACO INC·Filed 1974·Granted Jun 29, 1976·4 cites·8 claims
- 2343US5445750ALubricating oil composition containing the reaction product of an alkenylsuccinimide with a bis(hydroxyaromatic) substituted carboxylic acidTEXACO INC·Filed 1993·Granted Aug 29, 1995·6 cites·8 claims
- 2440US4100086ADispersant and lube oils containing sameTEXACO INC·Filed 1976·Granted Jul 11, 1978·4 cites·7 claims
- 2538US4948524ADispersant anti-oxidant VI improver and lubricating oil composition containing sameTEXACO INC·Filed 1989·Granted Aug 14, 1990·5 cites·21 claims
- 2633US3996240AHalogenated alkenyl succinic anhydride-amine reaction productTEXACO INC·Filed 1974·Granted Dec 7, 1976·1 cites·8 claims
- 2723US3954850ACarboxylation of compoundsTEXACO INC·Filed 1971·Granted May 4, 1976·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →