Inventor · disambiguated record
Donald Richard Randell
Also filed as: CLUBLEY BRIAN G · RANDELL DONALD R · RANDELL DONALD RICHARD
27 granted patents·595 citations·filing 1972–1997
97Inventor score
Top patents by PatentIndex Score
27 records- 0198US4021432APiperidine derivativesCIBA GEIGY CORP·Filed 1975·Granted May 3, 1977·79 cites·7 claims
- 0296US4172858AFlame-resistant polymer compositionsCIBA GEIGY AG·Filed 1977·Granted Oct 30, 1979·64 cites·29 claims
- 0396US4049647ABis piperidyl carboxylatesCIBA GEIGY CORP·Filed 1975·Granted Sep 20, 1977·43 cites·3 claims
- 0494US4248976AFlame-resistant polymer compositionsCIBA GEIGY AG·Filed 1978·Granted Feb 3, 1981·73 cites·27 claims
- 0590US4046737APiperidine derivativesCIBA GEIGY CORP·Filed 1975·Granted Sep 6, 1977·41 cites·16 claims
- 0690US4038280AHydroxyaryl-tetramethyl-piperidinesCIBA GEIGY CORP·Filed 1972·Granted Jul 26, 1977·22 cites·8 claims
- 0789US4333841ADithiophosphate lubricant additivesCIBA GEIGY CORP·Filed 1980·Granted Jun 8, 1982·37 cites·4 claims
- 0887US3992390AEsters of piperidinolsHOLT BRIAN·Filed 1974·Granted Nov 16, 1976·23 cites·2 claims
- 0985US4014887ASubstituted piperidin-4-olsCIBA GEIGY CORP·Filed 1973·Granted Mar 29, 1977·27 cites·7 claims
- 1079US4033928AStabilized epoxy resinsCIBA GEIGY CORP·Filed 1975·Granted Jul 5, 1977·22 cites·9 claims
- 1178US4973727AMethod for preparation of metal salts of methyl phosphonic acidsCIBA GEIGY CORP·Filed 1989·Granted Nov 27, 1990·14 cites·9 claims
- 1277US3954779A4-(4'-Hydroxycyclohexyl)-2,2,6,6-tetramethyl piperidinesCIBA GEIGY CORP·Filed 1974·Granted May 4, 1976·10 cites·10 claims
- 1374US4110305APolymers stabilized by esters of piperidinolsCIBA GEIGY CORP·Filed 1976·Granted Aug 29, 1978·7 cites·7 claims
- 1474US3968123A(3-Thioxo-1,2-dithiol-4-yl) substituted triaryl phosphates and thiophosphatesCIBA GEIGY CORP·Filed 1974·Granted Jul 6, 1976·14 cites·31 claims
- 1567US4093680APhosphorylated tertiary butylated phenol/phenol ester reaction mixturesCIBA GEIGY AG·Filed 1976·Granted Jun 6, 1978·16 cites·3 claims
- 1665US4163731AFire resistant functional fluid compositions based on phosphate esters and substituted aromatic compoundsCIBA GEIGY AG·Filed 1977·Granted Aug 7, 1979·15 cites·16 claims
- 1764US5708152AN-substituted chitosan derivatives in a process for their preparationCIBA SC HOLDING AG·Filed 1995·Granted Jan 13, 1998·22 cites·14 claims
- 1862US5977330ACrosslinked N-substituted chitosan derivativesCIBA SC HOLDING AG·Filed 1997·Granted Nov 2, 1999·20 cites·3 claims
- 1954US4207224APlastics compositionCIBA GEIGY AG·Filed 1978·Granted Jun 10, 1980·12 cites·32 claims
- 2054US3994923A4-(3,5-Dialkyl-4-hydroxyphenyl)-1,2-dithiole-3-thionesCIBA GEIGY CORP·Filed 1974·Granted Nov 30, 1976·6 cites·26 claims
- 2145US4069189AChemical process and productsCIBA GEIGY AG·Filed 1976·Granted Jan 17, 1978·2 cites·3 claims
- 2242US3939170ADehydro pyridinyl sulfides, sulfoxides and sulfonesCIBA GEIGY CORP·Filed 1974·Granted Feb 17, 1976·6 cites·10 claims
- 2341US4251493AGas purification processCIBA GEIGY CORP·Filed 1979·Granted Feb 17, 1981·4 cites·6 claims
- 2440US4963631APolymersCIBA GEIGY CORP·Filed 1989·Granted Oct 16, 1990·8 cites·5 claims
- 2538US4096209APhosphorylated secondary butylated phenol/phenol ester mixturesCIBA GEIGY AG·Filed 1977·Granted Jun 20, 1978·4 cites·4 claims
- 2632US4276224AAnthraquinone sulphonamide compounds and preparationCIBA GEIGY CORP·Filed 1979·Granted Jun 30, 1981·2 cites·12 claims
- 2730US5084539AUnsaturated polymers of heterocyclic olefinsCIBA GEIGY CORP·Filed 1990·Granted Jan 28, 1992·2 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →