P

Inventor

ALTERMATT HANS

6 patents
⚠️ This page may combine multiple inventors who share the name “ALTERMATT HANS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CIBA GEIGY CORP

4 patents
US5152801AOct 6, 1992

Process for dyeing leather with an aqueous bath containing sulfonated carbon black and black anionic dye

CIBA GEIGY CORP50 citations91
US4211688AJul 8, 1980

Process for dyeing high-molecular organic material in the melt

CIBA GEIGY CORP2 citations60
US4772725ASep 20, 1988

Anthrimidecarbazole compound having thenoylamino groups

CIBA GEIGY CORP4 citations59
US3972881AAug 3, 1976

Triazinyl dyes

CIBA GEIGY CORP4 citations59

ALTERMATT HANS

2 patents
US4845220AJul 4, 1989

Vattable 2-aryl-4,6-diaminopyrimidines

ALTERMATT HANS2 citations57
US3935208AJan 27, 1976

Triazinyl vat dyestuffs

ALTERMATT HANS4 citations57