Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4323675 | Novel stilbene compounds: process for their manufacture and their use as optical brighteners | Rudiger Erckel, Thomas Martini, Gunter Rosch | 1982-04-06 |
HE
Helmut Eckes
Overall (1982): #60,088 of 81,411Top 75%
1
Patents 1982