Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6019925 | Method of making cellulosic dialysis membrane | Michael Diamantoglou, Winfried Holz | 2000-02-01 |
| 5648546 | Method for manufacturing tert-butylamine | Manfred Bergfeld | 1997-07-15 |