Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4759887 | Apparatus and process for the manufacture of shaped bodies from silicon granulates | Joachim Geissler, Deiter Helmreich, Roland Luptovits, Maximilian Semmler | 1988-07-26 |