Inventor · disambiguated record
John J. Luzzi
Also filed as: LUZZI JOHN J · RAMEY CHESTER E
42 granted patents·450 citations·filing 1973–1994
98Inventor score
Files withCIBA GEIGY CORP42
Top patents by PatentIndex Score
42 records- 0194US4007157ASubstituted piperazines and polymeric compositions stabilized therebyCIBA GEIGY CORP·Filed 1975·Granted Feb 8, 1977·28 cites·23 claims
- 0293US4191682AHindered piperidine carboxylic acids, metal salts thereof and stabilized compositionsCIBA GEIGY CORP·Filed 1978·Granted Mar 4, 1980·25 cites·17 claims
- 0392US4191829AHindered piperidine carboxylic acids and metal salts thereofCIBA GEIGY CORP·Filed 1978·Granted Mar 4, 1980·24 cites·17 claims
- 0488US4089842AHindered piperidine carboxylic acids, metal salts thereof and stabilized compositionsCIBA GEIGY CORP·Filed 1975·Granted May 16, 1978·31 cites·16 claims
- 0588US4069199AMetal salts of hindered piperidine carboxylic acids and stabilized compositionsCIBA GEIGY CORP·Filed 1975·Granted Jan 17, 1978·12 cites·25 claims
- 0686US5198134ASubstituted naphthalenediamine stabilizersCIBA GEIGY CORP·Filed 1991·Granted Mar 30, 1993·26 cites·15 claims
- 0784US3960809ACompositions stabilized with hindered piperidine carboxylic acidsCIBA GEIGY CORP·Filed 1973·Granted Jun 1, 1976·20 cites·14 claims
- 0884US3936456ASubstituted piperazine dione oxyls and hydroxides and polymer compositions stabilized therebyCIBA GEIGY CORP·Filed 1973·Granted Feb 3, 1976·20 cites·20 claims
- 0983US4031095AHindered piperidine carboxylic acids, metals salts thereof and stabilized compositionsCIBA GEIGY CORP·Filed 1975·Granted Jun 21, 1977·12 cites·14 claims
- 1082US3991012ACompositions stabilized with bicyclic hindered aminesCIBA GEIGY CORP·Filed 1975·Granted Nov 9, 1976·26 cites·10 claims
- 1181US4051102ABicyclic hindered amino acids, metal salts thereof and stabilized compositionsCIBA GEIGY CORP·Filed 1975·Granted Sep 27, 1977·21 cites·14 claims
- 1278US4069196APiperidyl esters of higher di-tri-, and polybasic aliphatic carboxylic acids as stabilizers for polymeric materialsCIBA GEIGY CORP·Filed 1976·Granted Jan 17, 1978·9 cites·16 claims
- 1378US4056507AHindered piperidine carboxylic acids, metal salts thereof and stabilized compositionsCIBA GEIGY CORP·Filed 1975·Granted Nov 1, 1977·19 cites·26 claims
- 1477US4618440ASubstituted 4-hydroxybenzylthio aldehyde and ketone stabilizersCIBA GEIGY CORP·Filed 1986·Granted Oct 21, 1986·13 cites·10 claims
- 1577US3939163AMetal salts of hindered piperidine carboxylic acids and stabilized compositionsCIBA GEIGY CORP·Filed 1973·Granted Feb 17, 1976·7 cites·10 claims
- 1676US4208522ASubstituted piperazine dionesCIBA GEIGY CORP·Filed 1978·Granted Jun 17, 1980·7 cites·2 claims
- 1776US4101509AHindered piperidine carboxylic acids, metal salts thereof and stabilized compositionsCIBA GEIGY CORP·Filed 1976·Granted Jul 18, 1978·8 cites·24 claims
- 1872US4001181AHindered piperidine carboxamide acids, metal salts thereof, and stabilized compositionsCIBA GEIGY CORP·Filed 1975·Granted Jan 4, 1977·15 cites·9 claims
- 1971US5574163AProcess for the preparation of N-oxyl hindered amine estersCIBA GEIGY CORP·Filed 1994·Granted Nov 12, 1996·12 cites·23 claims
- 2070US4116933AHindered piperidine carboxylic acids, metal salts thereof and stabilized compositionsCIBA GEIGY CORP·Filed 1976·Granted Sep 26, 1978·6 cites·17 claims
- 2163US4534874AAnti-oxidative, anti-thermal, and anti-actinic degradation amides of hydroxyphenylalkylthio alkanoic acids, compositions, and method of use thereforCIBA GEIGY CORP·Filed 1983·Granted Aug 13, 1985·13 cites·20 claims
- 2263US4051104ABenzoyloxybenzoates and compositions stabilized therewithCIBA GEIGY CORP·Filed 1975·Granted Sep 27, 1977·5 cites·15 claims
- 2362US4067848AAlkyl alkanoate derivatives of substituted piperazine-diones and polymer compositions stabilized therebyCIBA GEIGY CORP·Filed 1976·Granted Jan 10, 1978·10 cites·13 claims
- 2461US3943102ACompositions stabilized with polyol esters of benzoyloxybenzoic acidsCIBA GEIGY CORP·Filed 1975·Granted Mar 9, 1976·12 cites·11 claims
- 2560US4139520ACompositions stabilized with hindered piperidine carboxylic acids or metal salts thereofCIBA GEIGY CORP·Filed 1977·Granted Feb 13, 1979·3 cites·23 claims
- 2660US3968078AAlkyl alkanoate derivatives of substituted piperazine-diones and polymer compositions stabilized therebyCIBA GEIGY CORP·Filed 1975·Granted Jul 6, 1976·9 cites·6 claims
- 2756US4087406AMetal salts of hindered piperidine carboxylic acids and stabilized compositionsCIBA GEIGY CORP·Filed 1976·Granted May 2, 1978·2 cites·18 claims
- 2854US3992351AAlkyl alkanoate derivatives of substituted piperazines and polymer compositions stabilized therebyCIBA GEIGY CORP·Filed 1975·Granted Nov 16, 1976·7 cites·21 claims
- 2951US4051137ASubstituted piperazine diones and polymeric compositions stabilized therebyCIBA GEIGY CORP·Filed 1975·Granted Sep 27, 1977·6 cites·1 claims
- 3051US3969316A3,5-Dialkyl-4-hydroxyphenylalkyl substituted piperazine diones and polymeric compositions stabilized therebyCIBA GEIGY CORP·Filed 1975·Granted Jul 13, 1976·6 cites·5 claims
- 3149US4898980AProcess for preparing dithiobisphenolsCIBA GEIGY CORP·Filed 1988·Granted Feb 6, 1990·3 cites·6 claims
- 3247US4007156AAcylated derivatives of substituted piperazines and polymeric compositions stabilized therebyCIBA GEIGY CORP·Filed 1975·Granted Feb 8, 1977·5 cites·23 claims
- 3342US5147568ASubstituted 2,3-dihydroperimidine stabilizersCIBA GEIGY CORP·Filed 1991·Granted Sep 15, 1992·5 cites·17 claims
- 3441US5439955A2-(benzotriazol-2-yl)-4-alkyl-6-(2-hydroxy-3-benzoyl-6-alkoxybenzyl)phenols and stabilized compositionsCIBA GEIGY CORP·Filed 1994·Granted Aug 8, 1995·1 cites·6 claims
- 3540US5387691A2-(benzotriazol-2-yl)-4-alkyl-6-(2-hydroxy-3-benzoyl-6-alkoxybenzyl)phenols and stabilized compositionsCIBA GEIGY CORP·Filed 1993·Granted Feb 7, 1995·3 cites·14 claims
- 3640US4219464AHindered piperidine carboxylic acids, metal salts thereof and stabilized compositionsCIBA GEIGY CORP·Filed 1978·Granted Aug 26, 1980·3 cites·14 claims
- 3740US4120846ABenzoyloxybenzoates and compositions stabilized therewithCIBA GEIGY CORP·Filed 1977·Granted Oct 17, 1978·5 cites·5 claims
- 3839US5012003AProcess for preparing dithiobisphenolsCIBA GEIGY CORP·Filed 1988·Granted Apr 30, 1991·1 cites·13 claims
- 3937US4070335A3,5-Dialkyl-4-hydroxyphenylalkyl substituted piperazine diones and polymeric compositions stabilized therebyCIBA GEIGY CORP·Filed 1976·Granted Jan 24, 1978·2 cites·11 claims
- 4037US3979360ACompositions stabilized with benzoyloxybenzamidesCIBA GEIGY CORP·Filed 1975·Granted Sep 7, 1976·4 cites·15 claims
- 4136US4125517ASubstituted piperazine diones and polymeric compositions stabilized therebyCIBA GEIGY CORP·Filed 1977·Granted Nov 14, 1978·2 cites·18 claims
- 4233US4038249AMetal salts of benzoyloxybenzoates and compositions stabilized therewithCIBA GEIGY CORP·Filed 1975·Granted Jul 26, 1977·2 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →