Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9907448 | Dirt pick-up device and floor cleaner with a dirt pick-up device | Christoph Wäller | 2018-03-06 |
| 8561242 | Floor treating apparatus | Ernst Lorenz, Andreas Renz | 2013-10-22 |
| 7966877 | Heated hot-film air-mass sensor | Erhard Renninger, Gerhard Hueftle, Bernhard Opitz, Bernd Kuenzl, Uwe Konzelmann +4 more | 2011-06-28 |
| 7487034 | Device and method for reducing the contamination of a sensor | Dirk Foerstner, Dirk Stockmann, Joerg Winbermuehle, Matthias Illian | 2009-02-03 |
| 7191081 | Method for correcting an oscillator frequency | Manfred Strohrmann, Hans Loistl, Axel-Werner Haag | 2007-03-13 |
| 7012418 | Measuring system with ratiometric frequency output | Rolf Reischl, Manfred Strohrmann, Marco Neuscheler, Hans Loistl, Axel-Werner Haag | 2006-03-14 |