Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7105176 | Production of solid preparations of water-soluble, sparingly water-soluble or water-insoluble active compounds | Helmut Auweter, Heribert Bohn, Willy Hinz, Frank Runge, Angelika-Maria Pfeiffer | 2006-09-12 |
| 7070812 | Process for producing dry powders of one or more carotenoids | Frank Runge, Angelika-Maria Pfeiffer | 2006-07-04 |
| 6863914 | Stable, aqueous dispersions and stable, water-dispersible dry powders of xanthophylls, and production and use of the same | Helmut Auweter, Heribert Bohn | 2005-03-08 |
| 6827941 | Use of carotenoid aggregates as colorants | Helmut Auweter, Loni Schweikert | 2004-12-07 |
| 6639113 | Production of dry powders of one or more oxygenated carotenoids | Frank Runge, Helmut Auweter, Angelika-Maria Pfeiffer, Willy Hinz | 2003-10-28 |
| 6375873 | Process and apparatus for producing stably fine-particle powders | Christian Lockemann, Dieter Horn | 2002-04-23 |
| 6296877 | Stable, aqueous dispersions and stable, water-dispersible dry xanthophyll powder, their production and use | Helmut Auweter, Heribert Bohn | 2001-10-02 |
| 5968251 | Production of carotenoid preparations in the form of coldwater-dispersible powders, and the use of the novel carotenoid preparations | Helmut Auweter, Heribert Bohn, Herbert Haberkorn, Dieter Horn, Volker Rauschenberger | 1999-10-19 |
| 5895659 | Finely dispersed carotenoid and retinoid suspension and their preparation | Loni Schweikert | 1999-04-20 |
| 5863953 | Liquid, oil-miscible carotenoid preparations | Angelika-Maria Pfeiffer, Joachim Meyer | 1999-01-26 |