Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6387296 | Optically brightened plastics for optically brightening paper-coating compounds and paper-coating compounds optically brightened in this manner | Joachim Konig, Fritz Puchner, Ulrich Feldhues, Matthias Kocher, Uwe Vogt +1 more | 2002-05-14 |
| 6339117 | Whitened polymers and the use thereof in coating slips for coating substrates | Siegfried Korte, Ulrich Feldhues, Hans Geiger, Bernhard Hunke, Thomas Roick +1 more | 2002-01-15 |