Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5086157 | Aromatic polyether sulphones based on dihydroxy-diphenyl-cyclo-alkanes and films therefrom | Knud Reuter, Dieter Freitag, Gunther Weymans, Rolf Dhein, Erich Meier | 1992-02-04 |
| 4964890 | Aromatic polyether ketones | Knud Reuter, Dieter Freitag, Gunther Weymans, Rolf Dhein, Erich Meier | 1990-10-23 |
| D300722 | Combined jar and seal or similar article | — | 1989-04-18 |