Inventor
SCHMELZER HANS G
DE5 patents
⚠️ This page may combine multiple inventors who share the name “SCHMELZER HANS G”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAYER AG
3 patentsUS4147714AApr 3, 1979
Process for the preparation of polyisocyanates which contain biuret groups
BAYER AG44 citations92
US4224418ASep 23, 1980
Compounds containing hydroxyl groups and urethano-aryl-sulfonic acid groups
BAYER AG12 citations73
US4174434ANov 13, 1979
Compounds containing hydroxyl groups and urethano-aryl-sulfonic acid groups
BAYER AG5 citations73