Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5373082 | Process for the production of thermoplastic polycarbonates | Hermann Kauth, Wolfgang Alewelt, Dieter Freitag | 1994-12-13 |
| 5340905 | Process for the preparation of thermoplastic polycarbonates | Hermann Kauth, Wolfgang Alewelt, Dieter Freitag | 1994-08-23 |
| 5314985 | Molten, catalytic process for the preparation of polycarbonates | Wolfgang Alewelt, Hermann Kauth, Dieter Freitag | 1994-05-24 |