Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7867614 | Method for producing nanocomposite additives with improved delamination in polymers | Heinz-Dieter Metzemacher, Norbert Schall, Günther Lübbe | 2011-01-11 |
| 7528191 | Composition based on pre-exfoliated nanoclay and use thereof | Heinz-Dieter Metzemacher | 2009-05-05 |
| 5827906 | Surface-modified filler composition | Heinz-Dieter Metzemacher | 1998-10-27 |
| 5139875 | Surfaces modified fillers | Hans-Dieter Metzemacher | 1992-08-18 |