Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6939960 | Cellulose ethers | Erik-Andreas Klohr, Jörg Neubauer, Wolfgang Koch, Klaus Szablikowski, Detmar Redeker +1 more | 2005-09-06 |
| 6482940 | Cellulose ethers and method for producing the same | Erik-Andreas Klohr, Jörg Neubauer, Wolfgang Koch, Klaus Szablikowski, Detmar Redeker +1 more | 2002-11-19 |
| 5855782 | Arrangement for removing substances from liquids, in particular blood | Dieter Falkenhagen, Heinrich Schima | 1999-01-05 |
| 5527902 | Bead-shaped cellulose products for separating and carrier materials and their manufacture | Carola Fanter | 1996-06-18 |
| 4822681 | Activated polymer solid bodies and processes for the production thereof | Werner Schossler, Hans-Friedrich Boeden, Martin Holtzhauer, Falk Hiepe, Dieter Bertram +3 more | 1989-04-18 |
| 4714768 | N-(chlorocarbonyloxy)-5-norbornene-2,3-dicarboximide, process for its production and its use | Peter Henklein, Manfred Becker, Werner Buttner, Horts Dautzenberg, Klaus Forner +4 more | 1987-12-22 |
| 4664105 | Absorbing wound dressing and method for making the same | Horst Dautzenberg, Bodo Borrmeister, Dieter Bertram, Herbert Lettau, Jiri Stamberg | 1987-05-12 |
| 4599209 | Method of producing absorbing wound dressing | Horst Dautzenberg, Bodo Borrmeister, Dieter Bertram, Herbert Lettau, Jiri Stamberg +1 more | 1986-07-08 |
| 4536217 | Absorbing cover for wounds and the method for manufacturing thereof | Horst Dautzenberg, Jiri Stamberg, Jan Peska, Dieter Bertram, Herbert Lettau | 1985-08-20 |