Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6492471 | Method for producing bead polymers | Friedhelm Eisenbeiss, Hans-Daniel-Jakob Müller | 2002-12-10 |
| 6306306 | Chromatographic process for obtaining highly purified cyclosporin A and related cyclosporins | Ulrich Voigt, Roland Hempel, Roger-Marc Nicoud | 2001-10-23 |
| 5698309 | Molded bodies made of polyester containing covalent-bonded oxide particles | Hermann Dallmann, Kurt Marquard, Ludwig Pohl | 1997-12-16 |
| 5494949 | Surface-modified oxide particles and their use as fillers and modifying agents in polymer materials | Kurt Marquard, Ludwig Pohl | 1996-02-27 |
| 5453186 | Separating materials | Werner Muller | 1995-09-26 |
| 5439979 | Separating materials | Margot Mack | 1995-08-08 |
| 5162155 | Silane coated inorganic materials for chromatography | Heinz Berndt, Hartwig Hocker, Rolf Kuropka | 1992-11-10 |
| 4911903 | Spherical SIO.sub.2 particles | Klaus Unger, Herbert Giesche | 1990-03-27 |
| 4882048 | Optically active adsorbents | Gottfried Blaschke, Werner Fraenkel, Werner Broker | 1989-11-21 |
| 4775520 | Spherical SiO.sub.2 particles | Klaus Unger, Herbert Giesche | 1988-10-04 |