Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6689889 | Chromatographic separation of enantiomers of lactones | Walter Lange, Rolf Grosser, Burkhard Kohler, Stefan Michel, Bruno Bomer | 2004-02-10 |
| 6663959 | Polyurethane-urea fibres with improved resistance | Thomas Gross, Stephan Hutte, Andreas Endesfelder | 2003-12-16 |
| 6274736 | Chromatographic enantiomer separation of lactones | Walter Lange, Rolf Grosser, Burkhard Kohler, Stefan Michel, Bruno Bomer +1 more | 2001-08-14 |
| 5872180 | Substrates which have been provided with an oil-, water- and soil-repellant treatment and fluorine-containing compositions for this purpose | Gisbert Michels, Hans-Albert Ehlert | 1999-02-16 |
| 5868938 | Chiral stationary phases for chromatographic separation of optical isomers | Bruno Bomer, by Guido Martin Bomer, Rolf Grosser, Walter Lange, Burkhard Kohler +2 more | 1999-02-09 |
| 5753569 | Substrates which have been provided with an oil-, water- and soil-repellant treatment and fluorine-containing compositions for this purpose | Gisbert Michels, Hans-Albert Ehlert | 1998-05-19 |
| 5558940 | Oil- and water-repellent papers, processes for their production and new fluorine-containing copolymers for this purpose | Gisbert Michels, Joachim K onig, Siegfried Korte | 1996-09-24 |