Location History:
- Wusterhausen, DE (2000)
- Ganzer/Wusterhausen, DE (2003 - 2006)
Company Filing History:
Years Active: 2000-2006
Title: Holger Hochgraef: Innovator in Electrical Engineering
Introduction
Holger Hochgraef is a notable inventor based in Ganzer/Wusterhausen, Germany. He has made significant contributions to the field of electrical engineering, holding a total of seven patents. His work focuses on innovative solutions that enhance the functionality and safety of electrical devices.
Latest Patents
One of his latest patents is a low-voltage power breaker with a rating plug. This invention features an electrical coding that prevents the incorrect identification of the rating plug. If an unsuitable rating plug is used, a signal is generated to indicate the error. The signaling unit is strategically placed on the housing of the low-voltage power breaker or on the trigger unit, ensuring that any incorrect connections are recorded. Another significant patent is a method for reproducing direct currents and a direct current transformer designed for this method. This circuit includes a primary coil on a magnetic circuit core with an air gap, which can be switched into a line carrying measurement current. It also features a secondary compensation coil connected to a controllable compensation current source, allowing for the measurement of both alternating and direct currents at a low cost while compensating for any drift during measurement.
Career Highlights
Holger Hochgraef is currently employed at Siemens Aktiengesellschaft, a leading global technology company. His role involves developing innovative electrical solutions that contribute to the advancement of technology in various sectors.
Collaborations
Throughout his career, Hochgraef has collaborated with esteemed colleagues such as Wolfgang Röhl and Ulrich Baumgaertl. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.
Conclusion
Holger Hochgraef's contributions to electrical engineering through his patents and collaborations highlight his innovative spirit and dedication to advancing technology. His work continues to impact the industry positively, showcasing the importance of innovation in engineering.