Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6632361 | Shaped objects for pyrogen retention and processes for their manufacture | Friedbert Wechs, Annekatrin Nothdurft | 2003-10-14 |
| 5688908 | Process for the preparation of aromatic sulfur-containing polymers | Michael Haubs, Andreas Schleicher | 1997-11-18 |