Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5604279 | Colorant preparation for producing masterbatches | Rainer Bott | 1997-02-18 |
UB
Uwe Bernhardt
Overall (1997): #63,438 of 185,788Top 35%
1
Patents 1997