Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4769107 | Process and apparatus for the cyclical manufacture of silicon shaped articles | Dieter Helmreich, Cord Gessert, Hans-Dieter Miller, Helmut Zauhar, Georg Priewasser | 1988-09-06 |