Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5152894 | Semipermeable membrane made from a homogeneously miscible polymer blend | Michael Haubs, Willi Kreuder, Juergen Wildhardt | 1992-10-06 |
| 4933486 | Process for the preparation of 4-halo-3-oxo-2-alkoxyaminobutyric esters | Eberhard Ritter, Detlev Keil | 1990-06-12 |
| 4891135 | Macroporous, asymmetric, hydrophilic polyaramide membrane | Michael Haubs, Friedrich Herold, Detlef Skaletz | 1990-01-02 |