| 11754525 |
Gas detector with an ionizing device |
— |
2023-09-12 |
| 11630024 |
Method for leak testing using a film chamber with ventilated measuring volume |
— |
2023-04-18 |
| 11320337 |
Method for leak testing with a foil chamber with vented measurement volume |
Silvio Decker |
2022-05-03 |
| 10900862 |
Gross leak measurement in an incompressible test item in a film chamber |
Silvio Decker |
2021-01-26 |
| 10837857 |
Gas leak search using a test gas spray device |
Hjalmar Bruhns, Ernst Franke, Ralf Kilian, Jörn Liebich, Norbert Moser +3 more |
2020-11-17 |
| 10309862 |
Film chamber with measuring volume for gross leak detection |
Silvio Decker |
2019-06-04 |
| 9810597 |
Sniffer leak detector with multi-stage membrane pump |
Heike Hilgers, Hjalmar Bruhns, Daniel Wetzig |
2017-11-07 |
| 9530634 |
Device for supplying voltage to the cathode of a mass spectrometer |
— |
2016-12-27 |
| 9147561 |
Method for determining the maximum mass peak in mass spectrometry |
— |
2015-09-29 |
| 8893543 |
Leak detection method |
Martin Bohn, Jochen Puchalla, Michael Dauenhauer |
2014-11-25 |
| 8752412 |
Sniffing leak detector |
Daniel Wetzig, Stefan Mebus |
2014-06-17 |
| 8416091 |
Sniffing probe |
Randolf Rolff, Ralf Kilian, Jörn Liebich, Norbert Moser |
2013-04-09 |
| 8302454 |
Method for calibrating a mass spectrometric sniffing leak detector |
Randolf Rolff, Ludolf Gerdau |
2012-11-06 |
| 8171773 |
Sniffing leak detector |
Daniel Wetzig |
2012-05-08 |
| 8117886 |
Leak detector with a leak detector testing device |
Randolf Rolff, Sandra Seitz, Werner Grosse Bley, Thomas Boehm, Daniel Wetzig |
2012-02-21 |
| 7444854 |
Leak indicator with test leak and test leak for integration into a leak detector |
Thomas Böhm, Werner Grosse Bley, Randolf Rolff, Sandra Seitz |
2008-11-04 |
| 7415829 |
Piston compressor |
— |
2008-08-26 |
| 6474172 |
Method for measuring the gas pressure in a container, and devices for its application |
Rudolf Stocker |
2002-11-05 |
| 5770956 |
Measurement amplifier |
— |
1998-06-23 |
| 5543706 |
Circuit and method for measuring current in a circuit |
— |
1996-08-06 |