Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6412306 | Process for producing composite bodies from quartz material | Hans-Juergen Flieger, Karl-Heinz Schiecke, Werner Schmid, Dirk Schulze, Peter Jochmann +1 more | 2002-07-02 |