Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6140303 | Fragrance-containing preparation | Jörg DRÖGE | 2000-10-31 |
| 5951970 | Drying composition comprising an odoriferous substance | Joachim Kochta | 1999-09-14 |
| 4971669 | Process and device for the continuous vaporiation of volatile active compounds | Norbert Rohde | 1990-11-20 |