Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4344869 | Preparation of electrically conductive hetero-poly-phenylenes | Herbert Naarmann, Klaus Penzien | 1982-08-17 |
| 4344870 | Preparation of electrically conductive hetero-polyaromatics | Herbert Naarmann, Klaus Penzien | 1982-08-17 |
| 4324881 | Preparation of amide-containing polyethers | Rolf Wurmb, Franz Schmidt | 1982-04-13 |