Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5434222 | Process for the preparation of polycondensates | Jurgens Reiners, Fritz Puchner | 1995-07-18 |
| 4263162 | Cyanoethylated polyamide amines as hardeners for polyepoxides | Hans-Josef Buysch, Hermann Gruber, Wolfgang Wellner | 1981-04-21 |