Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8242020 | Method for producing a semiconductor wafer | Klaus Roettger, Alexander Heilmaier | 2012-08-14 |
| 7541287 | Method for machining a semiconductor wafer on both sides in a carrier, carrier, and a semiconductor wafer produced by the method | Ruediger Schmolke, Thomas Buschhardt, Guido Wenski | 2009-06-02 |
| 6899762 | Epitaxially coated semiconductor wafer and process for producing it | Guido Wenski, Wolfgang Siebert, Klaus Messmann, Thomas Altmann, Martin Fürfanger | 2005-05-31 |
| 6793837 | Process for material-removing machining of both sides of semiconductor wafers | Guido Wenski, Thomas Altmann, Wolfgang Winkler, Gunther Kann | 2004-09-21 |
| 6645862 | Double-side polishing process with reduced scratch rate and device for carrying out the process | Guido Wenski, Johann Glas, Thomas Altmann | 2003-11-11 |
| 6583050 | Semiconductor wafer with improved flatness, and process for producing the semiconductor wafer | Guido Wenski, Thomas Altmann, Ernst Feuchtinger, Willibald Bernwinkler, Wolfgang Winkler | 2003-06-24 |
| 6514424 | Process for the double-side polishing of semiconductor wafers and carrier for carrying out the process | Guido Wenski, Wolfgang Winkler, Thomas Altmann | 2003-02-04 |
| 6458688 | Semiconductor wafer with improved flatness, and process for producing the semiconductor wafer | Guido Wenski, Thomas Altmann, Ernst Feuchtinger, Willibald Bernwinkler, Wolfgang Winkler | 2002-10-01 |