Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5281729 | Drying and purification of benzanthrone | Klaus Borho, Zafirios Grammatis, Karl-Heinz Hennicke, Wolfgang Mach, Karl Mayer +3 more | 1994-01-25 |
EV
Ewald Vollmerhaus
Overall (1994): #40,750 of 165,921Top 25%
1
Patents 1994