Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703238 | Preparation of pyridine dyes | Ernst Schefczik, Peter Saling, Rudiger Sens, Helmut Reichelt | 1997-12-30 |
SG
Sabine Gruttner-Merten
Overall (All Time): #3,733,025 of 4,157,543Top 90%
1
Patents All Time