Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4977225 | Process for preparation of acrylonitrile polymers with low K value | Tatjana Poggi, Ernst H. Schubert | 1990-12-11 |
| 4759853 | Polyacrylonitriles with a low K value, a process for their preparation and their suitable use | Tatjana Poggi, Ernst H. Schubert | 1988-07-26 |
| 4683286 | Polyacrylonitriles with a low K value, a process for their preparation and their suitable use | Tatjana Poggi, Ernst H. Schubert | 1987-07-28 |
| 4673721 | Polyacrylonitriles with a low K value | Tatjana Poggi, Ernst H. Schubert | 1987-06-16 |