Patents per Year
Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6969444 | Paper coating slip containing n-vinylformamide | Friedrich Linhart, Heinrich Ullrich, Thierry Blum, Norbert Mahr, Stefan Frenzel +1 more | 2005-11-29 | $1,636,000 |
| 6673206 | Method of producing paper, paperboard and cardboard | Friedrich Linhart, Rainer Tresch, Bernhard Mohr, Dietrich Fehringer | 2004-01-06 | $423,000 |
| 6132558 | Process for producing paper and cardboard | Rainer Dyllick-Brenzinger, Hubert Meixner, Friedrich Linhart, Dietmar Monch, Klaus-Dieter Gerber +1 more | 2000-10-17 | $150,000 |