Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6677040 | Expanded polypropylene particles | Guiscard Glück, Klaus Hahn, Isidoor De Grave, Hermann Tatzel | 2004-01-13 |
| 6573308 | Biologically degradable foamed material particles | Guiscard Glück | 2003-06-03 |
| 6458858 | Biodegradable polyester material particles | Guiscard Glück, Klaus Hahn, Uwe Witt, Isidoor De Grave | 2002-10-01 |
| 6369165 | Method for the production of polymers from n-vinyl compounds | Roman Benedikt Raether, Wolfgang Paulus, Klaus Müllen, Markus Klapper, Marco Steenbock | 2002-04-09 |
| 6340713 | Expandable styrene polymers containing graphite particles | Guiscard Glück, Klaus Hahn, Knut Kaempfer, Dieter Naegele | 2002-01-22 |
| 6239185 | Method for producing expanded polyolefin particles | Klaus Hahn, Manfred Leibach, Wolfram Kogel, Isidoor De Grave | 2001-05-29 |
| 6046248 | Biodegradable polymers, the preparation thereof and the use thereof for producing biodegradable moldings | Volker Warzelhan, Matthias Kroner, Ursula Seeliger, Motonori Yamamoto, Rainer Buschl | 2000-04-04 |
| 5880220 | Biodegradable polymers, process for the preparation thereof and the use thereof for producing biodegradable moldings | Volker Warzelhan, Gunnar Schornick, Ursula Seeliger, Motonori Yamamoto, Peter Bauer | 1999-03-09 |
| 5783612 | Expandable styrene polymers | Karl-Heinz Batscheider, Klaus Hahn, Joachim Rosch | 1998-07-21 |