Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7351474 | Pigment preparations | Guenter Etzrodt, Achim Grefenstein, Robert Bayer, Reinhold Rieger | 2008-04-01 |
WJ
Wieland Jenet
Overall (All Time): #3,352,128 of 4,157,543Top 85%
1
Patents All Time