Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5124408 | Rubber mixtures containing sulfur-modified polychloroprene gel | Hans-Wilhelm Engels, Ulrich Eisele, Werner Obrecht, Peter Wendling | 1992-06-23 |
| 4751275 | Process and catalyst for the preparation of syndiotactic 1,2,-polybutadiene | Josef Witte, Gerd Sylvester | 1988-06-14 |