Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5654444 | Preparation of 5-hydroxy-4-methyl-2(5H)-furanone | Michael Sasha John, Joachim Paust | 1997-08-05 |
| 5625099 | Preparation of astaxanthin, novel intermediates therefor and the preparation thereof | Hansgeorg Ernst, Joachim Paust, Udo Rheude | 1997-04-29 |
| 5605972 | Graft and core-shell copolymers having improved phase bonding between graft substrate and grafted-on polymer phase | Klaus Kohlhammer | 1997-02-25 |
| 5520876 | Process and a device for producing plastic cups by injection moulding | — | 1996-05-28 |
| 5489694 | Preparation of R/S-.gamma.-lipoic acid or R/S-.alpha.-lipoic acid | Joachim Paust, Peter Eckes, Wolfgang Siegel, Friedhelm Balkenhohl, Michael Hullmann | 1996-02-06 |
| 5474638 | Method of using aqueous polymer dispersions as lamination adhesives for glossy films | Klaus Kohlhammer, Wilfried Huster | 1995-12-12 |
| 5455362 | Preparation of astaxanthin novel intermediates therefor and the preparation thereof | Hansgeorg Ernst, Joachim Paust, Udo Rheude | 1995-10-03 |
| 5384381 | Graft copolymers having improved phase binding between the graft base and the grafted-on polymer phase | Klaus Kohlhammer, Hermann Petersen | 1995-01-24 |
| 5380920 | Preparation of R/S-.gamma.-lipoic acid or R/S-.alpha.-lipoic acid | Joachim Paust, Peter Eckes, Wolfgang Siegel, Friedhelm Balkenhohl, Michael Hullmann | 1995-01-10 |
| 5344995 | Preparation of cyclic acetals of 3-formyl-2-butenyltriphenylphosphonium chloride | Wolfgang Krause, Joachim Paust, Hagen Jaedicke | 1994-09-06 |
| 5304609 | Graft copolymers having improved phase binding between the graft base and the grafted-on polymer phase | Klaus Kohlhammer, Hermann Petersen | 1994-04-19 |
| 5202445 | Preparation of potassium magnesium L-ascorbate 2-phosphate | Hartwig Voss, Friedhelm Balkenhohl, Joachim Paust | 1993-04-13 |
| 5112723 | Photosensitive recording element | Wolfgang Huemmer, Dieter Littmann | 1992-05-12 |
| 5015296 | Continuous epimerization of sugars, in particular D-arabinose to D-ribose | Joachim Paust | 1991-05-14 |
| 5009753 | Preparation of dihydroxydiones | Dieter Hermeling, Rainer Becker | 1991-04-23 |
| 4999437 | Preparation of ascorbic acid 2-phosphate and of 5, 6-isopropylideneascorbic acid and potassium magnesium l-ascorbate 2-phosphate as an advantageous salt of l-ascorbic acid 2- phosphate | Joachim Paust, Roland Betz | 1991-03-12 |
| 4987229 | Purification of salts of riboflavin 5'-phosphate, in particular of monosodium riboflavin 5'-phosphate | Manfred Eggersdorfer, Joachim Paust | 1991-01-22 |
| 4778531 | Epimerization of sugars, in particular of D-arabinose to D-ribose | Hansgeorg Ernst, Joachim Paust | 1988-10-18 |