P

Inventor

ZIERER DIRK

DE16 patents
⚠️ This page may combine multiple inventors who share the name “ZIERER DIRK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TICONA GMBH

6 patents

CELANESE SALES GERMANY GMBH

5 patents

CELANESE INT CORP

2 patents

TICONA LLC

2 patents

HOECHST TREVIRA GMBH & CO KG

1 patent