Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9159783 | Semiconductor device and substrate with chalcogen doped region | Gerhard Schmidt, Hans-Joachim Schulze | 2015-10-13 |
| 9063043 | Etching composition, in particular for strained or stressed silicon materials, method for characterizing defects on surfaces of such materials and process of treating such surfaces with the etching composition | Alexandra Abbadie, Jochen Maehliss | 2015-06-23 |
| 8361893 | Semiconductor device and substrate with chalcogen doped region | Gerhard Schmidt, Hans-Joachim Schulze | 2013-01-29 |
| 7579309 | Methods for characterizing defects on silicon surfaces and etching composition and treatment process therefor | Alexandra Abbadie, Jochen Maehliss | 2009-08-25 |
| 7521408 | Semiconductor cleaning solution | Rita Vos, Paul Mertens, Albrecht Fester, Oliver Doll | 2009-04-21 |
| 7160482 | Composition comprising an oxidizing and complexing compound | Rita Vos, Paul Mertens, Albrecht Fester, Oliver Doll | 2007-01-09 |
| 6066609 | Aqueous solution for cleaning a semiconductor substrate | Andreas Martin, Walter Hub | 2000-05-23 |
| 4680601 | Schottky power diode | Heinz Mitlehner | 1987-07-14 |
| 4409075 | Method for cutting a semiconductor crystal into wafers | — | 1983-10-11 |