Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5424403 | Preparation of aminoazo dyes | Rudolf Bermes | 1995-06-13 |
HK
Heinz Keilhauer
Overall (All Time): #3,773,007 of 4,157,543Top 95%
1
Patents All Time