Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4814440 | Process for producing extractive-material-reduced cellulose | Joachim Behnke, Ernst Berg, Michael Pelger | 1989-03-21 |
| 4772393 | Cellulose dialysis membrane with improved biocompatibility | Michael Pelger | 1988-09-20 |
| 4741927 | Production of cellulose dialysis membrane with improved biocompatibility | Michael Pelger | 1988-05-03 |
| 4668396 | Dialysis membrane of modified cellulose with improved biocompatibility | Ulrich Baurmeister, Walter Brodowski, Michael Diamantoglou, Gustav Dunweg, Werner Henne +1 more | 1987-05-26 |
| 4391964 | Embedding mass of polyurethane | Gerhard Wick | 1983-07-05 |
| 4369492 | Device for the protection of a converter which converts an impressed D-C current from a current source into an A-C current fed to a load | Klaus Moll | 1983-01-18 |
| 4263542 | Method and circuit arrangement for controlling an asynchronous motor supplied from a static frequency changer | Klaus Moll | 1981-04-21 |
| 4256869 | Polyurethanes from trans-cyclohexane-1,4-diisocyanate | Hans Zengel, Walter Brodowski, Franciscus J. Huntjens, Jan A. J. Schutijser, Peter Hentschel | 1981-03-17 |