Inventor
STELZER OTHMAR
DE6 patents
⚠️ This page may combine multiple inventors who share the name “STELZER OTHMAR”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CELANESE GMBH
3 patentsUS5925785AJul 20, 1999
Secondary and tertiary phosphines and processes for their preparation
CELANESE GMBH24 citations89
US6300517B1Oct 9, 2001
Phosphine ligands with amino acid groups, method for their production and use thereof as catalyst components
CELANESE GMBH0 citations47
US6187953B1Feb 13, 2001
Guanidinium phosphanes, their production and their use
CELANESE GMBH0 citations42