Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6306940 | Colorant concentrates for dyeing polyoxymethylene moulding materials | Stefan Disch, Michael Hoffmockel, Karl-Friedrich Muck, Gerhard Reuschel | 2001-10-23 |
| 5962623 | Process for the preparation of polyacetal copolymers | Michael Hoffmockel, Karl-Friedrich Muck, Gerhard Reuschel, Satyajit Verma, Michael G. Yearwood | 1999-10-05 |
| 4473404 | Shaped articles made from expanded minerals | Franz J. Voetz | 1984-09-25 |
| 4401471 | Inorganic cellular material and process for the manufacture thereof | Walter Dursch | 1983-08-30 |
| 4391644 | Shaped articles made from expanded minerals | Franz J. Voetz | 1983-07-05 |