Inventor
VON SPRECHER ANDREAS
CH11 patents
⚠️ This page may combine multiple inventors who share the name “VON SPRECHER ANDREAS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CIBA GEIGY CORP
9 patentsUS5145868ASep 8, 1992
Alkanophenones useful for treating allergies
CIBA GEIGY CORP11 citations73
US4808572AFeb 28, 1989
α-Hydroxy thioethers
CIBA GEIGY CORP8 citations73
US4785004ANov 15, 1988
Aromatic thioethers
CIBA GEIGY CORP16 citations73
US5604247AFeb 18, 1997
Chromone Derivatives
CIBA GEIGY CORP11 citations72
US4649215AMar 10, 1987
Aliphatic thioethers
CIBA GEIGY CORP10 citations72
US5508408AApr 16, 1996
Quinoline compound
CIBA GEIGY CORP6 citations62
US4523030AJun 11, 1985
Benzophenones
CIBA GEIGY CORP4 citations62
US5149717ASep 22, 1992
Alkanophenones useful for treating allergies
CIBA GEIGY CORP6 citations61
US5177257AJan 5, 1993
Benzocycloalkenecarboxylic acid and process for its preparation
CIBA GEIGY CORP0 citations49