Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7079039 | Process and device for testing electric motors, in particular fan motors, for functionality | Andreas Gruhle | 2006-07-18 |
| 6670544 | Silicon-germanium solar cell having a high power efficiency | Ulf Koenig, Johannes Konle, Hartmut Presting | 2003-12-30 |
| 6313016 | Method for producing epitaxial silicon germanium layers | Jessica Kuchenbecker | 2001-11-06 |
| 5587327 | Process for preparing a heterojunction bipolar transistor | Ulf Konig, Andreas Gruhle, Andreas Schuppen, Harry Dietrich, Heinz-Achim Hefner | 1996-12-24 |
| 4843028 | Method for producing a spatially periodic semiconductor layer structure | Hans-Joest Herzog, Helmut Jorke | 1989-06-27 |
| 4806502 | Method for doping semi-conductor material during epitaxial growth | Helmut Jorke | 1989-02-21 |