Issued Patents All Time
Showing 1–5 of 5 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 | Udo Eckstein, Joachim Konig, Fritz Puchner, Ulrich Feldhues, Matthias Kocher +1 more | 2002-05-14 |
| 6207010 | Preparation and use of iminodisuccinic acid salts | Torsten Groth, Winfried Joentgen, Paul Wagner, Frank Dobert, Thomas Roick | 2001-03-27 |
| 6107518 | Preparation and use of iminodisuccinic acid salts | Torsten Groth, Winfried Joentgen, Paul Wagner, Frank Dobert, Thomas Roick | 2000-08-22 |
| 6090871 | Paper finishing aid | Jurgen Reiners, Jurgen Kopp, Joachim Konig, Harro Traubel, Bernhard Jansen +1 more | 2000-07-18 |
| 6008289 | Coating slips with polyisocyanates | Joachim Konig, Jurgen Kopp, Gottfried Wallpott | 1999-12-28 |