Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6381987 | Process for making opaque quartz glass and opaque component made according to the process | Waltraud Werdecker, Johann Leist, Heinz Fabian, Rolf Göbel, Erich Rosin | 2002-05-07 |