Nobuyuki Kifuji

Title: Innovations of Nobuyuki Kifuji

Introduction

Nobuyuki Kifuji is a notable inventor based in Shiga, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of advanced rotor and rotary electric machines. With a total of three patents to his name, Kifuji's work reflects a commitment to innovation and technological advancement.

Latest Patents

Kifuji's latest patents include a design for a rotor and rotary electric machine. This invention features permanent magnets that include a magnet body formed across the radial direction of a rotor core. The design incorporates a pair of magnet end parts that bend toward the outer peripheral side of the magnet body, extending from both ends of the magnet body in the peripheral direction toward the outer edge of the rotor core. The magnetization directions of the magnet end parts intersect with a magnetic pole center line on the outer peripheral side of the magnet body. Notably, the inclination angle of each magnetization direction of the magnet end parts is greater than that of the magnet body with respect to the magnetic pole center line. Additionally, Kifuji has developed an armature core where teeth are arranged annularly around a rotation axis, featuring a yoke with through holes that open in both radial and axial directions.

Career Highlights

Kifuji is currently employed at Daikin Industries, Ltd., a leading company in the air conditioning and refrigeration industry. His role at Daikin allows him to apply his innovative ideas and contribute to the company's technological advancements.

Collaborations

Throughout his career, Kifuji has collaborated with talented coworkers, including Yoshinari Asano and Tomomi Sakamoto. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Nobuyuki Kifuji's contributions to the field of electrical engineering through his patents and collaborations highlight his innovative spirit and dedication to advancing technology. His work continues to influence the industry and inspire future inventors.