Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6918886 | Membrane module for the hemodiafiltration with integrated pre- or postdilution of the blood | — | 2005-07-19 |
| 6866783 | Module with membrane elements in cross-flow and in a dead-end arrangement | Rudolf Wollbeck | 2005-03-15 |
| 6776912 | Hemodiafiltration system and method | — | 2004-08-17 |
| 6544423 | Membrane module for substance-specific fluid treatment | Rudolf Wollbeck | 2003-04-08 |
| 6271023 | Module made of at least two-type hollow fibres, and production of same | Klaus Schneider, Rudolf Wollbeck | 2001-08-07 |
| 6270674 | Membrane module with unilaterally embedded hollow fiber membranes | Rudolf Wollbeck | 2001-08-07 |
| 6214232 | Membrane module with layered hollow-fiber membranes | Rudolf Wollbeck | 2001-04-10 |
| 6022478 | Device and process for the substance-specific treatment of fluids | Rudolf Wollbeck | 2000-02-08 |
| 5837234 | Bioartificial organ containing cells encapsulated in a permselective polyether suflfone membrane | Frank T. Gentile, Shelley R. Winn, Michael J. Lysaght, Friedbert Wechs, Henning Röttger | 1998-11-17 |
| 5743775 | Laminate for restraining organic vapors, aerosols, and biological agents | — | 1998-04-28 |
| 5505859 | Hollow fiber for dialysis and process of manufacturing | Gustav Dunweg, Hans G. Breidohr, Hans G. Tilgner, Uwe Stein | 1996-04-09 |
| 5297591 | Hollow fiber bundle | — | 1994-03-29 |
| 5224522 | Manufacture of woven hollow fiber tape | — | 1993-07-06 |
| 5143312 | Multilayer hollow fiber wound body | — | 1992-09-01 |
| 5141031 | Woven hollow fiber double weft tape with knitted selvedge | — | 1992-08-25 |
| 4940617 | Multilayer hollow fiber wound body | — | 1990-07-10 |
| 4828587 | Device for separating gas bubbles from fluids | Michael Pelger | 1989-05-09 |
| 4724900 | Apparatus for effecting mass and/or heat transfer | Werner Sticksel, Elmar Hoff | 1988-02-16 |
| 4668396 | Dialysis membrane of modified cellulose with improved biocompatibility | Walter Brodowski, Michael Diamantoglou, Gustav Dunweg, Werner Henne, Michael Pelger +1 more | 1987-05-26 |