Inventor · disambiguated record
Ambelal R. Patel
Also filed as: PATEL AMBELAL · PATEL AMBELAL R
15 granted patents·825 citations·filing 1974–1995
95Inventor score
Files withCIBA GEIGY CORP15
Top patents by PatentIndex Score
15 records- 0198US5096950APolyolefin compositions stabilized with NOR-substituted hindered aminesCIBA GEIGY CORP·Filed 1990·Granted Mar 17, 1992·181 cites·32 claims
- 0298US5004770APolymeric substrates stabilized with N-substituted hindered aminesCIBA GEIGY CORP·Filed 1989·Granted Apr 2, 1991·207 cites·23 claims
- 0397US4876300APolyolefin compositions stabilized with long chain N,N-dialkylhydroxylaminesCIBA GEIGY CORP·Filed 1987·Granted Oct 24, 1989·84 cites·31 claims
- 0494US4898901ALong chain N-alkyl-alpha-alkyl nitrones and polyolefin compositions stabilized therewithCIBA GEIGY CORP·Filed 1989·Granted Feb 6, 1990·41 cites·28 claims
- 0594US4590231APolyolefin compositions stabilized against degradation using hydroxylamine derivativesCIBA GEIGY CORP·Filed 1984·Granted May 20, 1986·84 cites·17 claims
- 0693US4668721APolyolefin compositions stabilized against degradation using hydroxylamine derivativesCIBA GEIGY CORP·Filed 1986·Granted May 26, 1987·81 cites·19 claims
- 0790US4782105ALong chain N,N,-dialkylhydroxylamines and stabilized compositionsCIBA GEIGY CORP·Filed 1987·Granted Nov 1, 1988·55 cites·17 claims
- 0882US3962123APhenolic antioxidant aqueous dispersionsCIBA GEIGY CORP·Filed 1974·Granted Jun 8, 1976·28 cites·12 claims
- 0976US5128397AStabilized ethylene-vinyl acetate copolymer hot melt adhesive systemsCIBA GEIGY CORP·Filed 1991·Granted Jul 7, 1992·30 cites·29 claims
- 1073US5380828AAzodicarboxylic acid derivatives containing hindered amine moieties as polymer stabilizersCIBA GEIGY CORP·Filed 1994·Granted Jan 10, 1995·9 cites·14 claims
- 1166US5554754AAzodicarboxylic acid derivatives containing hindered amine moieties as polymer stabilizersCIBA GEIGY CORP·Filed 1995·Granted Sep 10, 1996·8 cites·15 claims
- 1260US5470980AAzodicarboxylic acid derivatives containing hindered amine moieties as polymer stabilizersCIBA GEIGY CORP·Filed 1994·Granted Nov 28, 1995·4 cites·2 claims
- 1351US5149774AMethod for recycling discolored polyolefinsCIBA GEIGY CORP·Filed 1990·Granted Sep 22, 1992·11 cites·13 claims
- 1442US5578731AAzodicarboxylic acid derivatives containing hindered amine moieties as polymer stabilizersCIBA GEIGY CORP·Filed 1995·Granted Nov 26, 1996·1 cites·8 claims
- 1530US5240976AN,N'-alkenylene amine/mercaptotolylimidazole blends as high temperature antioxidants for elastomersCIBA GEIGY CORP·Filed 1992·Granted Aug 31, 1993·1 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →