Company Filing History:
Years Active: 1997-2005
Title: Wolfgang Roehl: Innovator in Electrical Engineering
Introduction
Wolfgang Roehl is a notable inventor based in Berlin, Germany. He has made significant contributions to the field of electrical engineering, particularly in the development of methods for measuring direct currents and enhancing switching devices.
Latest Patents
Wolfgang Roehl holds 3 patents, with his latest innovations focusing on advanced electrical measurement techniques. One of his notable patents is a method for reproducing direct currents and a direct current transformer designed to carry out this method. This invention features a primary coil on a magnetic circuit core with an air gap, which is switchable into a line carrying measurement current. Additionally, it includes a secondary compensation coil with a higher winding count, connected to a controllable compensation current source. This design allows for the measurement of both alternating and direct currents at a low cost, effectively compensating for any drift during measurement.
Another significant patent involves an undervoltage release mechanism that utilizes an electromagnet and a clocked holding current circuit. This invention aims to minimize switching delays in devices that rely on electromagnets for tripping. It incorporates an electronic switch within the self-holding circuit, driven by an undervoltage detector, ensuring efficient operation.
Career Highlights
Wolfgang Roehl is currently associated with Siemens Aktiengesellschaft, a leading global technology company. His work at Siemens has allowed him to apply his innovative ideas in practical applications, contributing to advancements in electrical engineering.
Collaborations
Throughout his career, Wolfgang has collaborated with esteemed colleagues such as Ulrich Baumgaertl and Henry Franke. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.
Conclusion
Wolfgang Roehl's contributions to electrical engineering through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry, showcasing the importance of innovation in technology.