Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5198525 | Aromatic copolyether sulfones | Knud Reuter, Bernd Pittel, Gunther Weymans | 1993-03-30 |
| 5115076 | Aromatic copolyether ketones of dihydroxydiphenyl alkanes and phthaleins and a process for their production | Knud Reuter, Bernd Pittel, Gunther Weymans | 1992-05-19 |