Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9146139 | Measurement device for determining a process variable | — | 2015-09-29 |
| 8847602 | Plug-in module for a liquid or gas sensor | Detlev Wittmer | 2014-09-30 |
| 8798930 | Method for servicing a field device of process automation technology having at least two measurement channels and field device of process automation technology having at least two measurement channels and being suitable for performing the method | Detlev Wittmer, Stefan Robl | 2014-08-05 |
| 8766168 | Sensor for liquid and/or gas analysis directly connectable to a higher-ranking control system | — | 2014-07-01 |
| 8733148 | Method for calibrating and/or adjusting a sensor, especially an electrochemical, electrophysical or optical sensor, and corresponding sensor | Detlev Wittmer | 2014-05-27 |
| 8606546 | Sensor for a measuring point and method for testing a sensor for a measuring point | Martin Gehrke, Detlev Wittmer, Andreas Gommlich | 2013-12-10 |
| 8285518 | Sensor for a measuring point and method for testing a sensor for a measuring point | Detlev Wittmer, Martin Gehrke, Andreas Gommlich | 2012-10-09 |
| 7394263 | Sensor arrangement with a plurality of potentiometric sensors | Torsten Pechstein, Thomas Steckenreiter | 2008-07-01 |
| 7259848 | Process measuring point | Detlev Wittmer | 2007-08-21 |
| 7196524 | Sensor plug-in head, particularly for a potentiometric sensor and potentiometric sensor comprising a sensor plug-in head | Detlev Wittmer | 2007-03-27 |
| 6848271 | Automated method and device for manufacturing a glass blown object | Stefan Auras, Katrin Scholz | 2005-02-01 |
| 6625548 | Measuring device for determining physical and chemical properties of gases, liquids and solids | — | 2003-09-23 |
| 6549855 | Measuring device for evaluation of physical and/or chemical properties of gases, fluids and/or solid materials | Detlev Wittmer | 2003-04-15 |
| 6540565 | Coupling or plug for a connector for use in metrology, specifically in environmental metrology | Detlev Wittmer | 2003-04-01 |
| 6488537 | Coupling or plug for a liquid impervious plug connection | Detlev Wittmer | 2002-12-03 |
| 6395520 | Method for the continuous microbiological production of polyhydroxy butyric acid | Thomas Maskow | 2002-05-28 |
| 6284514 | Bacterial strain corynebacterium. sp K2-17 and method for the microbial decontamination of materials which are contaminated with compounds from phenoxyalcanoic acid-herbicide production | Roland Müller | 2001-09-04 |
| 6285964 | Measuring device for determining physical and/or chemical properties of gases, liquids and/or solids | Detlev Wittmer | 2001-09-04 |
| 6080572 | Sulphate-reducing bacterial strains and their use in the decontamination of water contaminated with sulphuric acid, metals and radioactive substances | Barbara Hard, Silke Friedrich | 2000-06-27 |
| 5489909 | Sensor arrangement, especially for a landmine | Frank-Lutz Dittmann, Robert Westphal | 1996-02-06 |
| 4907485 | Method for the attacking of a target object from an overflying projectile and overflying projectile for implementing the method | Robert Westphal | 1990-03-13 |
| 4712479 | Mine with alarm and triggering sensors | — | 1987-12-15 |