Inventor · disambiguated record
Siegfried Dengler
Also filed as: DENGLER SIEGFRIED
4 granted patents·9 citations·filing 1974–1977
64Inventor score
Technology areasC09B
Files withCIBA GEIGY CORP4
Top patents by PatentIndex Score
4 records- 0171US4002619ACoumarine dyestuffs of the dispersion seriesCIBA GEIGY CORP·Filed 1974·Granted Jan 11, 1977·7 cites·3 claims
- 0243US3970675ADisperse dyestuffsCIBA GEIGY CORP·Filed 1974·Granted Jul 20, 1976·2 cites·10 claims
- 0332US4067889ADisperse dyestuffsCIBA GEIGY CORP·Filed 1976·Granted Jan 10, 1978·0 cites·2 claims
- 0429US4210757ANovel naphthoylene-perinones disperse dyestuffsCIBA GEIGY CORP·Filed 1977·Granted Jul 1, 1980·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →