Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6600441 | Subsurface exploratory radar detector for a hand tool device | Harald Schmitzer, John Ewen, Klaus Dass | 2003-07-29 |
| 6366232 | Method and sensor for detecting foreign bodies in a medium with a radar | Stefan Tichy | 2002-04-02 |
| 6246354 | Method of determining of permittivity of concrete and use of the method | Stefan Tichy | 2001-06-12 |
| 6163292 | Method of determining the ability of a medium to absorb electromagnetic waves and a sensor for detecting foreign bodies in the medium | Stefan Tichy | 2000-12-19 |