Inventor · disambiguated record
Bruno Fortsch
Also filed as: FOERTSCH BRUNO
4 granted patents·29 citations·filing 1986–1988
69Inventor score
Files withCIBA GEIGY CORP4
Top patents by PatentIndex Score
4 records- 0179US4689048AProcess for the preparation of formulations of water-soluble organic dyes by two-stage membrane separation of crude dye suspensionCIBA GEIGY CORP·Filed 1986·Granted Aug 25, 1987·26 cites·10 claims
- 0233US4777246A1-diazo-2-naphthol-4-sulfonic acid by iron-catalyzed diazotizationCIBA GEIGY CORP·Filed 1986·Granted Oct 11, 1988·1 cites·5 claims
- 0325US4892969AProcess for the preparation of 1-amino-2-naphthol-4-sulfonic acidCIBA GEIGY CORP·Filed 1988·Granted Jan 9, 1990·0 cites·5 claims
- 0425US4845638AMethod of eliminating excess nitrite in diazotisation solutionsCIBA GEIGY CORP·Filed 1986·Granted Jul 4, 1989·2 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Bruno Fortsch files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →