Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4677199 | Reactive dyes containing substituted 4-fluoropyridaz-6-one radicals | Heinz Eilingsfeld, Heinz-Wolfgang Krueger, Hartmut Lardon, Ortwin Schaffer, Guenther Seybold | 1987-06-30 |