Inventor
KOLL JOCHEN
DE11 patents
⚠️ This page may combine multiple inventors who share the name “KOLL JOCHEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAYER AG
8 patentsUS4702744AOct 27, 1987
Process for the preparation of concentrated solutions of anionic dyestuffs and dyestuff additives by cation exchange with cation exchange resin
BAYER AG20 citations81
US4888128ADec 19, 1989
Paper-coating slips containing fluorescent brighteners
BAYER AG23 citations79
US4443225AApr 17, 1984
Liquid-crystalline phase of an azo reactive dyestuff, and its use for the dyeing and printing of natural and synthetic substrates
BAYER AG6 citations73
US4778603AOct 18, 1988
Process for the preparation of a concentrated aqueous reactive dyestuff solution
BAYER AG7 citations72
US4309182AJan 5, 1982
Liquid crystal phase of an azo reactive dyestuff and its use for dyeing and printing natural and synthetic substrates
BAYER AG8 citations72
US4309183AJan 5, 1982
Liquid crystal phase of an azo reactive dyestuff and its use for dyeing and printing natural and synthetic substrates
BAYER AG6 citations72
US4329145AMay 11, 1982
Process for producing liquid dyestuff preparations
BAYER AG7 citations71
US4402701ASep 6, 1983
Leather dyeing agents and their preparation: membrame separation of dye mother liquor
BAYER AG4 citations56