Location History:
- Starnberg, DE (2009 - 2014)
- Munich, DE (2017 - 2020)
- Tutzing, DE (2011 - 2021)
Company Filing History:
4 out of 1,451 
3 out of 36 
1 out of 254 
Years Active: 2009-2021
Title: The Innovative Contributions of Stefan Ullrich
Introduction
Stefan Ullrich is a notable inventor based in Tutzing, Germany. He has made significant contributions to the field of technology, particularly in the area of over-the-air testing systems. With a total of seven patents to his name, Ullrich's work has advanced the capabilities of measuring device performance in various environments.
Latest Patents
Ullrich's latest patents include a test system and method featuring a thermally isolated hollow body within an over-the-air measurement chamber. This invention relates to an over-the-air (OTA) test system designed for measuring the performance of a device under test (DUT). The system comprises an OTA measurement chamber equipped with at least one feedthrough for air hoses. Additionally, it includes a thermally isolated hollow body where the DUT is positioned, featuring openings for connecting air hoses and a sensor with a connection wire. Another significant patent describes an over-the-air test system that measures the radiation performance of a DUT as a function of temperature. This system includes a measurement antenna unit, a measurement unit for signal generation and analysis, and an atmosphere conditioning system to adapt the internal environment for testing.
Career Highlights
Throughout his career, Ullrich has worked with prominent companies such as Rohde & Schwarz GmbH & Co. KG and Wilex AG. His experience in these organizations has contributed to his expertise in developing innovative testing solutions.
Collaborations
Ullrich has collaborated with notable professionals in his field, including Corbett Rowell and Sven Warnaar. These partnerships have likely enhanced his work and contributed to the success of his inventions.
Conclusion
Stefan Ullrich's contributions to the field of technology through his innovative patents and collaborations highlight his role as a significant inventor. His work continues to influence the development of testing systems in the industry.