Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8105516 | Method and apparatus for producing a coal cake for coking | Norbert Fiedler, Peter Gross | 2012-01-31 |
| 6064202 | Spinning current method of reducing the offset voltage of a hall device | Ralph Steiner, Andreas Haeberli, Christoph Maier | 2000-05-16 |