Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845177 | Preparation of homopolymers and copolymers of ethylene by means of a Ziegler catalyst system | Heinz Vogt, Guenther Schweier | 1989-07-04 |
ES
Eckard Schauss
Overall (1989): #118,380 of 140,708Top 85%
1
Patents 1989