Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6794504 | Chlorinated copper phthalocyanine pigments | Ingo Klopp, Josef Hetzenegger | 2004-09-21 |
PB
Peter Bottcher
Overall (2004): #139,839 of 270,089Top 55%
1
Patents 2004