Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698309 | Molded bodies made of polyester containing covalent-bonded oxide particles | Joachim Kinkel, Kurt Marquard, Ludwig Pohl | 1997-12-16 |
| 5645919 | Self-supporting sheet-like structure having at least one structured surface | Lothar Bothe, Peter Dinter, John D. Gribbin | 1997-07-08 |
| 5612138 | Polyester raw material, and film produced therefrom | Rainer Kurz, Andreas Ferdinand | 1997-03-18 |