Andreas Derr — 20 Patents at Testo Ag

Andreas Derr has been granted 20 US patents while listed as an inventor at Testo Ag. The first was granted in 1999 and the most recent in March 2022. Andreas Derr ranks #214,803 of 4,157,543 US inventors in our database (top 5.2%). Patent records list Andreas Derr in Schluchsee, DE.

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #	Title	Co-Inventors	Date
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

Andreas Derr — 20 Patents

Issued Patents All Time

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