Martin M Freedman

Title: Martin M Freedman: Innovator in Modular Battery Technology

Introduction

Martin M Freedman is a notable inventor based in Rochester, MI (US). He has made significant contributions to the field of battery technology, particularly with his innovative designs that enhance the efficiency and functionality of battery systems.

Latest Patents

Freedman holds a patent for a "Modular battery pack system with series and parallel charging and propulsion modes." This advanced system includes a battery pack and controller, featuring first and second battery modules interconnected via electrical cables. Each module contains a battery cell string, and the pack is equipped with first, second, and third electrical connectors along with four switches. These switches selectively connect the strings to one or more of the electrical connectors. The system also includes a DC charging connector that links the pack to an off-board DC fast-charging station. The controller commands the open/closed state of each switch based on input signals, allowing for various charging and drive modes.

Career Highlights

Freedman is currently employed at GM Global Technology Operations, Inc., where he continues to develop innovative solutions in battery technology. His work focuses on creating systems that improve the performance and versatility of electric vehicles.

Collaborations

Freedman collaborates with fellow inventor Brendan M Conlon, contributing to advancements in their field through shared expertise and innovative ideas.

Conclusion

Martin M Freedman is a key figure in the development of modular battery systems, with a patent that showcases his innovative approach to energy storage and vehicle propulsion. His contributions are paving the way for more efficient electric vehicle technologies.