Company Filing History:
Years Active: 1977
Title: Werner Gratzke: Innovator in Inverter Technology
Introduction
Werner Gratzke is a notable inventor based in Erlangen, Germany. He has made significant contributions to the field of electrical engineering, particularly in inverter technology. His innovative approach has led to the development of a unique circuit arrangement that enhances the efficiency and reliability of inverters.
Latest Patents
Gratzke holds a patent for a "Circuit arrangement for an inverter." This invention involves an inverter bridge that incorporates a recovery diode bridge. The junction points in the inverter bridge are coupled to corresponding junctions of the recovery diode bridge. The direct current (d.c.) inputs of the inverter are connected through symmetrically arranged electronic switches to the two d.c. supply voltage potentials. The recovery diode bridge is connected to the d.c. supply ahead of the electronic switches. Additionally, the patent includes auxiliary circuits with a capacitor, inductance, and resistance associated with the electronic switches. This design allows for the elimination of protective circuit components typically associated with inverter semiconductors and recovery diodes.
Career Highlights
Gratzke has had a distinguished career at Siemens Aktiengesellschaft, where he has been instrumental in advancing inverter technology. His work has not only contributed to the company's reputation as a leader in electrical engineering but has also paved the way for future innovations in the field.
Collaborations
Throughout his career, Gratzke has collaborated with esteemed colleagues such as Horst Gehm and Wilhelm Linden. These partnerships have fostered a creative environment that has led to groundbreaking advancements in inverter technology.
Conclusion
Werner Gratzke's contributions to inverter technology exemplify the spirit of innovation in electrical engineering. His patent and collaborative efforts have significantly impacted the industry, showcasing the importance of creativity and teamwork in driving technological advancements.