Inventor

KIESEWETTER ERWIN

DE3 patents

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

NIGU CHEMIE GMBH

1 patent

US5938907AAug 17, 1999

Method for recovering guanidine salts

NIGU CHEMIE GMBH2 citations56

GRUENENTHAL GMBH

1 patent

US4760087AJul 26, 1988

Phenol derivatives and pharmaceutical compositions containing these compounds

GRUENENTHAL GMBH3 citations54

GRUENENTHAL CHEMIE

1 patent

US4159327AJun 26, 1979

Cephalosporin derivatives, compositions and method of use

GRUENENTHAL CHEMIE0 citations42