Hiroshi Yoshida

Title: Hiroshi Yoshida: Innovator in Brushless DC Motor Technology

Introduction

Hiroshi Yoshida is a notable inventor based in Obama, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of brushless DC motors. His innovative approach has led to advancements that enhance the performance and durability of these motors.

Latest Patents

Hiroshi Yoshida holds a patent for a brushless DC motor with a molded resin housing. This invention addresses the issue of electro-erosion in motor bearings. The design features an inner rotor type, brushless DC motor that includes a stator core wound with a coil. The housing is formed by covering the motor's exterior surfaces with an unsaturated polyester molding resin that possesses electrical insulating properties. Additionally, an earth electrode made of metal is installed to pass through a metal bracket and the housing, connecting to the stator core. This configuration allows electric current to flow from the stator core and the bracket to the exterior, effectively preventing electro-erosion and deterioration of the bearings.

Career Highlights

Hiroshi Yoshida is currently associated with Nidec Shibaura Corporation, where he continues to innovate and develop advanced motor technologies. His work has been instrumental in enhancing the efficiency and reliability of electric motors used in various applications.

Collaborations

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Conclusion

Hiroshi Yoshida's contributions to brushless DC motor technology exemplify his commitment to innovation in electrical engineering. His patented designs not only improve motor performance but also extend the lifespan of critical components.