Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6416393 | Process for producing a semiconductor wafer | Laszlo Fabry, Gabriele Lechner, Andreas Ehlert | 2002-07-09 |
| 6171385 | Adhesive mixture suitable for mounting and demounting a semiconductor wafer | Robert Rurlaender, Norbert Franze, Franz Mangs | 2001-01-09 |
| 5695572 | Cleaning agent and method for cleaning semiconductor wafers | Roland Brunner, Georg Hochgesang, Gertraud Thalhammer | 1997-12-09 |
| 5051134 | Process for the wet-chemical treatment of semiconductor surfaces | Laszlo Fabby, Peter Nusstein, Gertrud Valouch | 1991-09-24 |
| 4973563 | Process for preserving the surface of silicon wafers | Helene Prigge, Gerhard Brehm | 1990-11-27 |
| 4971654 | Process and apparatus for etching semiconductor surfaces | Gerhard Brehm, Helene Prigge, Robert Rurlander, Fritz Ketterl | 1990-11-20 |
| 4968381 | Method of haze-free polishing for semiconductor wafers | Helene Prigge, Gerhard Brehm, Herbert Jacob | 1990-11-06 |
| 4954189 | Silicon wafers for producing oxide layers of high breakdown strength and process for the production thereof | Peter Hahn, Hubert Piontek, Werner Zulehner | 1990-09-04 |
| 4539221 | Process for the chemical vapor deposition of oxidic particles | Herbert Jacob, Robert Rurlander | 1985-09-03 |
| 4428795 | Process for polishing indium phosphide surfaces | Franz Kohl, Karl Lener | 1984-01-31 |