Inventor

NEFFGEN BERND

4 patents

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

SCHERING AG

2 patents

US3993708ANov 23, 1976

Elastic hardened epoxy resin polymers

SCHERING AG34 citations90

US4435558AMar 6, 1984

Hardenable urethane-epoxy resin mixtures

SCHERING AG16 citations71

WITCO GMBH

2 patents

US5314971AMay 24, 1994

Urethane-modified polyoxyalkylene epoxy resins

WITCO GMBH10 citations71

US5274012ADec 28, 1993

Hydroxyl group-containing epoxy resin reacted with polyoxyalkylene (urethane)-isocyanate

WITCO GMBH8 citations71