Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9242867 | Polycrystalline silicon | Robert Baumann, Michael Weichselgartner | 2016-01-26 |
| 7820549 | Layered semiconductor wafer with low warp and bow, and process for producing it | Markus Blietz, Reinhold Wahlich, Andreas Huber | 2010-10-26 |
| 7537657 | Silicon wafer and process for producing it | Christoph Seuring, Reinhold Wahlich, Wilfried von Ammon | 2009-05-26 |
| 7407891 | Method and apparatus for leveling a semiconductor wafer, and semiconductor wafer with improved flatness | Theresia Bauer, Andreas Huber, Reinhold Wahlich | 2008-08-05 |
| 5051173 | Device to remove oil from oil filter | — | 1991-09-24 |