Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9404889 | Method and device for detection and identification of gases | Bert Ungethüm, Andreas Walte | 2016-08-02 |
| 9020764 | Method and device for the detection and identification of gases in airplane interior spaces | Andreas Walte, Mario Schmidt | 2015-04-28 |
| 8866072 | Method and apparatus for detecting and identifying gases by means of ion mobility spectrometry | Bert Ungethüm, Andreas Walte | 2014-10-21 |
| 8742363 | Method and apparatus for ionizing gases using UV radiation and electrons and identifying said gases | Bert Ungethüm, Andreas Walte | 2014-06-03 |
| 8586383 | Device and method for detection of harmful substances | Andreas Walte | 2013-11-19 |
| 7227136 | Method and arrangement for detecting harmful substances | Andreas Walte | 2007-06-05 |
| 6636811 | Method and device for identifying gaseous compounds | Andreas Walte, Gerhard Matz, Torsten Hunte, Stefan Dohren | 2003-10-21 |
| 5979221 | Method for separating selected materials in a gas chromatograph and gas chromatograph for carrying out the method | Andreas Walte, Gerhard Matz, Alexander HARDER, Oliver Räther | 1999-11-09 |