Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8029647 | Method for the production of paper, paperboard and cardboard | Marc Leduc, Peter Leifert | 2011-10-04 |
| 7998314 | Method for the production of paper, cardboard and card | Oliver Koch, Frank Prechtl, Detlef Kannengiesser | 2011-08-16 |
| 7951265 | Aqueous slurries of finely divided fillers, their preparation and their use for the production of filler-containing papers | Anton Esser, Volker Braig, Martin Wendker, Peter G. Baumann, Josef Neutzner +2 more | 2011-05-31 |
| 7918965 | Method for the production of paper, cardboard and card | Marc Leduc, Oliver Koch, Simon Champ, Andreas Merkel, Knut Menke | 2011-04-05 |