Inventor · disambiguated record
Paul Hugelshofer
Also filed as: HUGELSHOFER PAUL
6 granted patents·73 citations·filing 1975–1984
83Inventor score
Files withCIBA GEIGY CORP6
Top patents by PatentIndex Score
6 records- 0192US4500321AProcess for the preparation of concentrated fluid dye compositionsCIBA GEIGY CORP·Filed 1983·Granted Feb 19, 1985·26 cites·38 claims
- 0284US3989452AStable, concentrated solutions of complex metal compounds of azo dyestuffsCIBA GEIGY CORP·Filed 1975·Granted Nov 2, 1976·14 cites·25 claims
- 0380US4436523AProcess for the preparation of storage stable colorant compositions by ultrafiltration and wet millingCIBA GEIGY CORP·Filed 1982·Granted Mar 13, 1984·14 cites·20 claims
- 0477US4405329AStable concentrated fluid formulations of metal-free dyes, process for their preparation, and their useCIBA GEIGY CORP·Filed 1981·Granted Sep 20, 1983·12 cites·32 claims
- 0558US4322415AStable concentrated liquid preparations of metal complex dyesCIBA GEIGY CORP·Filed 1980·Granted Mar 30, 1982·5 cites·32 claims
- 0629US4588412ASolid formulations of dyes which are sparingly soluble or insoluble in waterCIBA GEIGY CORP·Filed 1984·Granted May 13, 1986·2 cites·13 claims
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