Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5417896 | Preparation of sheet-like polyethylene terephthalate materials having little surface roughness | Gerd Fischer, Alfred Hagemeyer, Hartmut Hibst, Hans J. Richter, Hans-Peter Schildberg +1 more | 1995-05-23 |