Location History:
- Kapuzinerstrasse, DE (2001)
- Köln, DE (2007 - 2018)
- Cologne, DE (1990 - 2024)
Company Filing History:
21 out of 25,946 
9 out of 6,152 
1 out of 43 
Years Active: 1990-2024
Title: Innovations of Johann Kirchhoffer: Pioneering Advances in On-Board Electrical Networks
Introduction
Johann Kirchhoffer, an accomplished inventor based in Köln, Germany, has made significant contributions to the field of electrical engineering, particularly within the automotive industry. With an impressive portfolio of 31 patents, Kirchhoffer's work embodies innovation that enhances vehicle electrical systems and battery management.
Latest Patents
Among his notable patents are two cutting-edge innovations that showcase his expertise. The first patent focuses on an on-board electrical network of a motor vehicle, which integrates two voltage circuits connected via a DC voltage converter. This innovative design enables efficient power management by utilizing a main battery and an auxiliary voltage source, ensuring that critical elements such as transmission control units and integrated hybrid controllers receive the necessary electrical energy.
His second patent introduces a sophisticated switching architecture for battery cell packs. This system employs multiple battery cell packs that can be arranged in layers and selectively connected in series and parallel configurations by a control system. The versatility of this design allows for adjustments based on desired current or voltage output, enhancing redundancy and stabilizing performance, especially in scenarios involving underperforming battery cells.
Career Highlights
Kirchhoffer's career includes significant tenures at renowned companies such as Ford Global Technologies, LLC and Ford Motor Company Limited. His roles at these organizations allowed him to apply his innovative ideas while collaborating with other talented engineers in the industry.
Collaborations
Throughout his career, Kirchhoffer has worked alongside notable colleagues, including Winfried Franz-Xaver Schulz and Werner Croonen. These collaborations have contributed to advancements in automotive technologies and enhanced the performance and reliability of electrical systems in vehicles.
Conclusion
Johann Kirchhoffer's innovative spirit and dedication to improving automotive electrical systems have left an indelible mark in the field of electrical engineering. His patents not only reflect his technical acumen but also pave the way for future advancements in vehicle technology, ensuring safer and more efficient automotive experiences. As the industry continues to evolve, inventors like Kirchhoffer will undoubtedly play a crucial role in shaping the future of transportation.