Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6287627 | Method for producing pourable methionine salt based animal food supplement and the granulate thus obtained | Hans-Albrecht Hasseberg, Heidemarie Kniesel, Martin Körfer | 2001-09-11 |
| 6126972 | Process for the preparation of aqueous sodium methioninate solutions and use of those solutions in the production of a granulate | Martin Körfer, Lutz Rohland, Hans Joachim Hasselbach, Hans Christian Alt, Klaus Huthmacher +1 more | 2000-10-03 |
| 5622710 | Animal feed additive based on fermentation broth, a process for its production and its use | Franz-Ludwig Dahm, Ulrich Hertz, Heinz Friedrich, Hermann Lotter, 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 | Heinz Friedrich, Hermann Lotter, Herbert Tanner, Henning Holldorff, Wolfgang Leuchtenberger | 1995-07-11 |