Inventor · disambiguated record
Edgar E. Renfrew
Also filed as: RENFREW EDGAR E · RENFREW EDGAR EARL
11 granted patents·26 citations·filing 1973–1979
85Inventor score
Top patents by PatentIndex Score
11 records- 0168US3948938APolymeric materials colored with yellow methine dyes and pigmentsAMERICAN COLOR & CHEM·Filed 1974·Granted Apr 6, 1976·7 cites·5 claims
- 0248US3957752AQuaternized azoanilino toluene sulfonamidoalkylene-amine dyesAMERICAN ANILINE PROD·Filed 1974·Granted May 18, 1976·3 cites·3 claims
- 0344US3941560ATrisazo polyester materialsAMERICAN ANILINE PROD·Filed 1973·Granted Mar 2, 1976·5 cites·6 claims
- 0441US3954830AYellow methine dyes for hydrophobic textile materialAMERICAN ANILINE PROD·Filed 1974·Granted May 4, 1976·4 cites·9 claims
- 0537US4141892AProcess for preparing p-[[p-(phenylazo)phenyl]azo]phenolAMERICAN COLOR & CHEM·Filed 1977·Granted Feb 27, 1979·1 cites·1 claims
- 0634US3950130AThiazole-azo dyes and the coloration of polyester textile fibers therewithAMERICAN ANILINE PROD·Filed 1973·Granted Apr 13, 1976·4 cites·8 claims
- 0730US4355012AMixed anthraquinonedisulfonic acidsAMERICAN COLOR & CHEM·Filed 1979·Granted Oct 19, 1982·2 cites·6 claims
- 0828US4016153AMonoazo dyestuff mixtures derived from 2-amino-5-nitro-thiazole and bis-hydroxyalkylamino acklanilides reacted with acid halides and amidesAMERICAN COLOR & CHEM·Filed 1974·Granted Apr 5, 1977·0 cites·5 claims
- 0928US4008212AMonoazo dye mixtures derived from 7-amino-4-nitrobenzotriazole and bis-hydroxyalkylamino acylanilides reacted with acid halides and amidesAMERICAN COLOR & CHEM·Filed 1974·Granted Feb 15, 1977·0 cites·7 claims
- 1026US3989451AThermofix process for the dyeing of polyester fibersAMERICAN COLOR & CHEM·Filed 1974·Granted Nov 2, 1976·0 cites·5 claims
- 1124US4008262Aα-(N-alkyl-4-formylanilino)-toluenesulfonamidesAMERICAN COLOR & CHEM·Filed 1976·Granted Feb 15, 1977·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →