Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6461727 | Meat label | Bernd Lauer, Sabine Ziegler | 2002-10-08 |
| 5502172 | Process for the preparation of pyrazole azo dyestuffs | Horst Berneth | 1996-03-26 |
| 5446136 | Pyrazole azo dyestuffs | Horst Berneth | 1995-08-29 |