Inventor · disambiguated record
Gerald Siegrist
Also filed as: PERRIN PIERRE · SIEGRIST GERALD
3 granted patents·27 citations·filing 1977–1979
71Inventor score
Files withCIBA GEIGY CORP3
Top patents by PatentIndex Score
3 records- 0188US4180664AProcess for improving the color yield and fastness properties of dyeings produced with anionic dyes on cellulose fibre material and cationic fibre-reactive compoundsCIBA GEIGY CORP·Filed 1977·Granted Dec 25, 1979·15 cites·15 claims
- 0273US4246670AProcess for improving the color yield and fastness properties of dyeings produced with anionic dyes on cellulose fibre material and cationic fibre-reactive compoundsCIBA GEIGY CORP·Filed 1979·Granted Jan 27, 1981·7 cites·17 claims
- 0371US4171955AProcess for improving the color yield and fastness properties of dyeings produced with anionic dyes on cellulose fibre material and fluorine-containing cationic compoundsCIBA GEIGY CORP·Filed 1977·Granted Oct 23, 1979·5 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →