Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5580964 | Cationic thiadiazole dyestuffs | Horst Berneth, Uwe Claussen, Peter Wild | 1996-12-03 |
| 5436323 | Cationic 1,3,4-thiadiazole dyestuffs | Horst Berneth, Karl-Heinrich Lange | 1995-07-25 |