Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693737 | Water-dispersible blocked isocyanates, method of manufacture, and use thereof | Helmut Reiff, Hans-Albert Ehlert, Peter Nussbaum | 1997-12-02 |
| 5607482 | Crosslinking agents for textile printing fixing agents | Helmut Reiff, Herbert Wigger, Matthias Gehling | 1997-03-04 |