Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9200115 | Process for continuously preparing copolyamides from lactams and salts of diamines and dicarboxylic acids | Christoph Plachetta, Achim Gerstlauer, Reinhard Lang, Jens Becker | 2015-12-01 |
| 6429279 | Preparation of polyamides | Hans-Harald Hünger, Alfons Ludwig, Rainer Neuberg, Gunter Pipper, Axel Wilms | 2002-08-06 |
| 5962681 | Recovery of caprolactam monomer and oligomer from aqueous polycaprolactam extracts | Horst Egly, Hans-Harald Hünger | 1999-10-05 |
| 5120610 | Polymers having phthalocyanine units and their use as optically transparent films | Gerhard Wegner, Walter Caseri | 1992-06-09 |