Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7951265 | Aqueous slurries of finely divided fillers, their preparation and their use for the production of filler-containing papers | Volker Braig, Martin Wendker, Rainer Blum, Peter G. Baumann, Josef Neutzner +2 more | 2011-05-31 |
| 7604713 | Method for producing creped paper | Friedrich Linhart, Detlef Kannengiesser | 2009-10-20 |
| 6716311 | Modified cationic polymers, their preparation and their use in papermaking | Jürgen Decker, Norbert Mahr, Hubert Meixner, Rainer Dyllick-Brenzinger, Martin aus dem Kahmen +1 more | 2004-04-06 |
| 6710175 | Compositions suitable as additives in the paper industry, preparation; use; and, paper comprising such | Kevin R. Anderson, Lawrence E. Fosdick, Ki-Oh Hwang, Norbert Mahr, John McDonald +4 more | 2004-03-23 |
| 6576086 | Method for producing paper, paperboard and cardboard using an uncrosslinked fixing agent during paper stock draining | Roland Ettl, Hubert Meixner, Rainer Scholz, Norbert Mahr, Ulrich Steuerle +2 more | 2003-06-10 |
| 6145451 | Water-cooled firing grate | Emil Zurl, Jaroslav Aubrecht | 2000-11-14 |
| 5940177 | Method and apparatus for determining the size distribution of different types of particles in a sample | Frank Runge, Hans-Peter Kaub | 1999-08-17 |
| 5081939 | Roller-type grate and bar therefor | — | 1992-01-21 |
| 4537139 | Grate of incinerator | — | 1985-08-27 |