Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5296531 | Pigment preparations | Horst Belde, Manfred Herrmann, Franz Leppmeier | 1994-03-22 |
DL
Dietrich Lach
Overall (1994): #142,119 of 165,921Top 90%
1
Patents 1994