Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6706924 | Process for the production of 1,5-naphthalenediamine | Michael Schelhaas, Katrin Joschek, Manfred Jautelat, Joachim Zechlin | 2004-03-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6706924 | Process for the production of 1,5-naphthalenediamine | Michael Schelhaas, Katrin Joschek, Manfred Jautelat, Joachim Zechlin | 2004-03-16 |