This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignees: Hochschule Fur Technik Und Wirtschaft Des Sarlandes, Siegert Thinfilm Technology Gmbh. Active years: 2012.
Company Filing History:
1 out of 1 
1 out of 1 Years Active: 2012
Title: Ralf Koppert: Innovator in Film Resistor Technology
Introduction
Ralf Koppert is a notable inventor based in Salzgitter, Germany. He has made significant contributions to the field of electrical engineering, particularly in the development of film resistors. His innovative approach has led to the creation of a unique film resistor that incorporates advanced materials and production techniques.
Latest Patents
Ralf Koppert holds a patent for a film resistor with a constant temperature coefficient. This invention relates to a film resistor that comprises a carbon-containing material into which clusters of conductive cluster material are introduced. The conductive cluster material has a positive temperature coefficient, and the clusters are surrounded by a graphite casing and embedded in the carbon-containing material. The invention also details a method for producing this film resistor through a PVD process on a carrier substrate using a reactive atmosphere of a carbon-containing gas.
Career Highlights
Throughout his career, Ralf Koppert has worked with several esteemed organizations. He has been associated with Hochschule für Technik und Wirtschaft des Saarlandes and Siegert Thinfilm Technology GmbH. His work in these institutions has allowed him to refine his expertise in film resistor technology and contribute to various research projects.
Collaborations
Ralf Koppert has collaborated with notable professionals in his field, including Günther Schultes and Dirk Göttel. These collaborations have further enhanced his research and development efforts, leading to innovative solutions in electrical engineering.
Conclusion
Ralf Koppert's contributions to the field of film resistors demonstrate his commitment to innovation and excellence. His patent and career achievements reflect his significant impact on electrical engineering.