Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9023347 | L-lysine containing feed additives | Ulrich Becker, Frank Dubner, Friederike Kaeppke, Joachim Pohlisch, Ralf Kelle +2 more | 2015-05-05 |
| 8802400 | L-lysine-containing feed additives | Ulrich Becker, Frank Dubner, Friederike Kaeppke, Joachim Pohlisch, Ralf Kelle +2 more | 2014-08-12 |
| 6162442 | Use of aqueous L-Tryptophan and/or L-Threonine salt solutions | Karlheinz Drauz | 2000-12-19 |
| 6133000 | Fermentative preparation of amino acids | Walter Pfefferle, Heinz Friedrich, Wolfgang Degener | 2000-10-17 |
| 5770409 | Fermentative preparation of lysine with a strain of C. glutamicum | Walter Pfefferle, Heinz Friedrich, Wolfgang Degener | 1998-06-23 |
| 5622710 | Animal feed additive based on fermentation broth, a process for its production and its use | Wolfram Binder, Franz-Ludwig Dahm, Ulrich Hertz, Heinz Friedrich, Wolfgang Hohn +2 more | 1997-04-22 |
| 5431933 | Animal feed supplement based on a fermentation broth amino acid, a process for its production and its use | Wolfram Binder, Heinz Friedrich, Herbert Tanner, Henning Holldorff, Wolfgang Leuchtenberger | 1995-07-11 |
| 5386035 | Method of producing optically active 1,3-imidazolidine-4-ones | Dieter Seebach, Karlheinz Drauz, Matthias Kottenhahn, Michael Schwarm | 1995-01-31 |
| 4980071 | Substituted thioureas for the separation of complexly bound heavy-metal ions | Michael Schuster, Karl-Heinz Koenig, Karlheinz Drauz | 1990-12-25 |