Tohru Nakada

Title: Tohru Nakada: Innovator in Electric Rotating Machines

Introduction

Tohru Nakada is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of electric rotating machines, holding a total of 4 patents. His innovative designs focus on enhancing the efficiency and performance of electric motors.

Latest Patents

One of Nakada's latest patents is a rotor structure for an electric rotating machine. This design features a rotor with a plurality of strip-shaped permanent magnets arranged in a circumferential direction. Each magnet penetrates the rotor in an axial direction, and the design includes flux barriers that create air gaps at positions corresponding to the width-direction end portions of the magnets. Additionally, demagnetization prevention holes are strategically placed to reduce demagnetization at these end portions. Another notable patent is for a permanent magnet rotor with a flux barrier designed to reduce demagnetization. This design includes a radially outer proximate part and a radially inner proximate part, both of which are connected to a magnet fixing part. The innovative projecting part enhances the functionality of the flux barrier.

Career Highlights

Tohru Nakada is currently employed at Nissan Motor Company Limited, where he applies his expertise in electric rotating machines. His work has contributed to advancements in automotive technology, particularly in electric vehicles.

Collaborations

Throughout his career, Nakada has collaborated with notable colleagues, including Kohei Murota and Shunji Oki. These partnerships have fostered innovation and the development of cutting-edge technologies in their field.

Conclusion

Tohru Nakada is a distinguished inventor whose work in electric rotating machines has led to several important patents. His contributions continue to influence the automotive industry and enhance the performance of electric motors.