Tamotsu Kawamura

Title: The Innovative Mind of Tamotsu Kawamura

Introduction

Tamotsu Kawamura is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of automotive technology, particularly in the development of cooling systems for electric motors in vehicles. His innovative approach has led to the creation of a patented technology that enhances the efficiency and performance of electric vehicles.

Latest Patents

Kawamura holds a patent for a cooling system designed specifically for the electric motor of a vehicle. This system includes an electric motor that drives the vehicle, a reduction gear that adjusts the driving force of the motor's output shaft, and an in-shaft refrigerant passage located within the shaft of the reduction gear and the output shaft of the electric motor. The cooling system effectively circulates refrigerant that has passed through the in-shaft passage, collecting it outside the motor case that houses the electric motor. This innovative design contributes to improved thermal management in electric vehicles.

Career Highlights

Tamotsu Kawamura is associated with Nissan Motor Company Limited, where he has been instrumental in advancing electric vehicle technology. His work focuses on enhancing the performance and reliability of electric motors, which are crucial for the future of sustainable transportation. His patent reflects his commitment to innovation in the automotive industry.

Collaborations

Kawamura has collaborated with talented colleagues such as Yasuhiko Yamagishi and Ryuichi Idoguchi. Together, they have worked on various projects aimed at improving vehicle technology and efficiency.

Conclusion

Tamotsu Kawamura's contributions to the field of electric vehicle technology are noteworthy. His patented cooling system for electric motors exemplifies his innovative spirit and dedication to enhancing automotive performance. His work at Nissan Motor Company Limited continues to influence the future of electric vehicles.