Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698761 | Coordination catalyst systems | Ludwig Pohl, Eike Poetsch, Herbert Schumann, Karl Thiele, Hans-Ludwig Hirsch | 1997-12-16 |
| 5668232 | Process for the production of polyisoolefins | Gerhard Langstein, Dieter Freitag, Michael Lanzendorfer | 1997-09-16 |