This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignees: Conti Temic Microelectronic Gmbh, Temic Telefunken Microelectronic Gmbh. Active years: 1996-2007.
Company Filing History:
1 out of 413 
1 out of 174 Years Active: 1996-2007
Title: The Innovations of Stephan Krell
Introduction
Stephan Krell is a notable inventor based in Schwabach, Germany. He has made significant contributions to the field of engineering, particularly in the development of technologies related to internal combustion engines and optical sensor systems. With a total of 2 patents, Krell's work showcases his innovative approach to solving complex engineering challenges.
Latest Patents
One of Krell's latest patents focuses on regulating the mode of operation of an internal combustion engine. This invention addresses combustion failures by controlling them in a closed-loop fashion. The system samples the engine's RPM to obtain a speed signal, which is then subjected to a Hartley transformation to identify the cylinder experiencing a combustion failure. This process allows for the generation of a power output correcting signal that is supplied to the engine, ultimately enhancing its performance.
Another significant patent by Krell is an optical sensor system designed for measuring optical conditions at the boundary surface between two media with different refracting indices. This sensor system includes an optical unit with sending and receiving units, connected by an optical path. A light-conducting body is strategically placed in this path to facilitate accurate measurements, showcasing Krell's innovative approach to optical technology.
Career Highlights
Throughout his career, Krell has worked with prominent companies such as Temic Telefunken Microelectronic GmbH and Continental Temic Microelectronic GmbH. His experience in these organizations has contributed to his expertise in microelectronics and sensor technologies.
Collaborations
Krell has collaborated with notable colleagues, including Reinhold Hagel and Peter Schimmelpfennig. These partnerships have likely enriched his work and fostered innovation in his projects.
Conclusion
Stephan Krell's contributions to engineering through his patents and collaborations highlight his role as a significant inventor in the field. His innovative solutions continue to impact the industry positively.