Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5645945 | Multi-layer films made from copolyamides | Helmut Schulte, Bernhard Schulte, Edgar Ostlinning | 1997-07-08 |
| 5597888 | Process for the production of high molecular weight polyamide 6 | Andreas Gittinger, Edgar Ostlinning, Karsten-Josef Idel, Helmut Schulte | 1997-01-28 |