Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5612138 | Polyester raw material, and film produced therefrom | Rainer Kurz, Hermann Dallmann | 1997-03-18 |
| 5478632 | Polyester raw material, and film produced therefrom | Rainer Kurz, Hermann Dallmann | 1995-12-26 |