AD

Andreas Derr

TA Testo Ag: 18 patents #1 of 74Top 2%
TK Testo Se & Co. Kgaa: 2 patents #8 of 22Top 40%
Overall (All Time): #220,320 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11274947 Measurement device, design series, and use of a communication device 2022-03-15
10459491 Housing for an electronic device and assembly kit for a housing 2019-10-29
D787959 Measuring instrument 2017-05-30
9282663 Electronic device having a watertight housing 2016-03-08
D718161 Portable measurement device 2014-11-25
7764505 Thermally stable and liquid-tight joint between a first ceramic, metal, or plastic component and a second ceramic, metal or plastic component, and the use of one such joint Mike Muhl, Gerd Heckelmann, Heinz Oswald, Jürgen Hall 2010-07-27
7755345 Measuring device with a plunge-in electrode 2010-07-13
7604723 Measuring device with penetrating electrode 2009-10-20
7485864 Radiometer, sighting device for a radiometer and method therefor Meinrad Gotz, Patrick Zahn, Herbert Rosenstiel, Uwe Haury, Wolfgang Schworer +2 more 2009-02-03
7318273 Method for producing pH probes 2008-01-15
7099147 Control and display device Patrick Zahn 2006-08-29
7064816 Refractometer Markus Langenbacher, Frank Eder 2006-06-20
7025516 Multilayer printing material and the use thereof Patrick Zahn 2006-04-11
6839238 Module for measuring purposes Manfred Streicher, Peter Schulz 2005-01-04
6665174 Control and display device Patrick Zahn 2003-12-16
6634494 Watertight protective device for holding a measuring or display device Patrick Zahn 2003-10-21
6267018 Measuring device 2001-07-31
6068119 Watertight protective device for holding a measuring or display device Patrick Zahn 2000-05-30
D421927 Measuring instrument Jorg Binder 2000-03-28
D411807 Anemometer/Hygrometer instrument 1999-07-06