Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5375556 | Hydrothermal process for growing large crystals or crystal layers | Peter W. Krempl, Gabriele Voborsky, Wolfgang Wallnofer | 1994-12-27 |
| 5098673 | Apparatus for growing homogeneous crystals | Günter Engel, Alfred Enko, Peter W. Krempl | 1992-03-24 |
| 4946545 | Method of growing homogeneous crystals | Günter Engel, Alfred Enko, Peter W. Krempl | 1990-08-07 |
| 4881003 | Method and device for reducing the water content in piezoelectric GAPO.sub. 4 | Günter Engel, Peter W. Krempl, Helmut List, Alfred Nitsch | 1989-11-14 |