Tohma Yamaguchi

Title: Tohma Yamaguchi: Innovator in Electric Brake Systems

Introduction

Tohma Yamaguchi is a notable inventor based in Hitachinaka, Japan. He has made significant contributions to the field of motor control devices, particularly in the area of electric brake systems. His innovative approach has led to the development of a unique patent that enhances safety and reliability in motor operations.

Latest Patents

Tohma Yamaguchi holds a patent for a "Redundancy based electric brake failure detection method and device using the same." This invention provides a motor control device that achieves redundancy while minimizing the increase in the number of parts and connection signal lines. The device incorporates angle sensors to detect the rotation angle of a motor, along with two microcomputer units that control the motor based on a stroke sensor. Additionally, it features communication units for signal transmission between the microcomputer units. The first microcomputer unit includes a failure detection mechanism for the angle sensors, ensuring the reliability of the motor's control.

Career Highlights

Tohma Yamaguchi is currently employed at Hitachi Astemo Ltd., where he continues to innovate in the field of motor control technology. His work has been instrumental in advancing safety measures in electric brake systems, showcasing his commitment to enhancing vehicle performance and reliability.

Collaborations

Tohma has collaborated with notable colleagues such as Toshiaki Nakamura and Asahi Watanabe. Their combined expertise has contributed to the successful development of advanced technologies in the automotive sector.

Conclusion

Tohma Yamaguchi's contributions to electric brake systems exemplify the importance of innovation in enhancing safety and efficiency in motor control devices. His patent reflects a significant advancement in technology that benefits the automotive industry.