Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6566562 | Process for the preparation of isolongifolanol | Ingo Wöhrle | 2003-05-20 |
| 4814322 | Scents, and scent compositions containing them | Fritz Exner, Detlef Hagena, Rudolf Hopp, Wilhelm Gottsch | 1989-03-21 |
| 4664755 | Process for the purification of crude .beta.-phenylethyl alcohol | Rudolf Hopp | 1987-05-12 |