Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5375556 | Hydrothermal process for growing large crystals or crystal layers | Gabriele Voborsky, Uwe Posch, Wolfgang Wallnofer | 1994-12-27 |
| 5369327 | Piezoelectric crystal element | Wolfgang Wallnofer | 1994-11-29 |