Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7045082 | Production of foam webs from high-temperature-resistant polysulfones or polyether sulfones | Franz-Josef Dietzen, Dietrich Scherzer, Joachim Queisser, Gerd Ehrmann, Wolfgang Kratzmuller | 2006-05-16 |
| 5905096 | Continuous production process of expandable styrene polymer beads | Peter Nikolaus Lay, Michael Schiessl, Michael Witt, Hans D. Zettler, Michael Baumgartel +5 more | 1999-05-18 |